Home / 209,784-314,729.28-62,040

Finding the Fourth Proportional to 209,784, 314,729.28 and 62,040

Calculator

Solution

The fourth proportional to 209,784, 314,729.28 and 62,040 is: 93,075.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,784 : 314,729.28 = 62,040 : x
  2. Step 2: Convert to fraction form
    209,784/314,729.28 = 62,040/x
  3. Step 3: Cross multiply
    209,784x = 314,729.28 × 62,040
  4. Step 4: Simplify right side
    209,784x = 19,525,804,531.20
  5. Step 5: Solve for x
    x = 19,525,804,531.20/209,784
  6. Step 6: Final answer
    x = 93,075.76

Related Problems

Find fourth proportional to 104,892, 157,364.64 and 31,020
Half scale
Find fourth proportional to 419,568, 629,458.56 and 124,080
Double scale
Find fourth proportional to 209,785, 314,730.78 and 62,041
Similar ratio
Find fourth proportional to 314,676, 472,093.92 and 93,060
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.