Home / 188,661.74-260,329.53-127,540.88

Finding the Fourth Proportional to 188,661.74, 260,329.53 and 127,540.88

Calculator

Solution

The fourth proportional to 188,661.74, 260,329.53 and 127,540.88 is: 175,990.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,661.74 : 260,329.53 = 127,540.88 : x
  2. Step 2: Convert to fraction form
    188,661.74/260,329.53 = 127,540.88/x
  3. Step 3: Cross multiply
    188,661.74x = 260,329.53 × 127,540.88
  4. Step 4: Simplify right side
    188,661.74x = 33,202,657,346.19
  5. Step 5: Solve for x
    x = 33,202,657,346.19/188,661.74
  6. Step 6: Final answer
    x = 175,990.41

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.