Home / 77,320-118,476

Finding the Third Proportional to 77,320 and 118,476

Calculator

Solution

The third proportional to 77,320 and 118,476 is: 181,538.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,320 : 118,476 = 118,476 : x
  2. Step 2: Convert to fraction form
    77,320/118,476 = 118,476/x
  3. Step 3: Cross multiply
    77,320x = 118,476 × 118,476
  4. Step 4: Simplify right side
    77,320x = 14,036,562,576
  5. Step 5: Solve for x
    x = 14,036,562,576/77,320
  6. Step 6: Final answer
    x = 181,538.57

Related Problems

Find third proportional to 38,660 and 59,238
Half scale
Find third proportional to 154,640 and 236,952
Double scale
Find third proportional to 77,322 and 118,479
Similar ratio
Find third proportional to 115,980 and 177,714
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.