Home / 102,935.28-142,032.24-60,502.32

Finding the Fourth Proportional to 102,935.28, 142,032.24 and 60,502.32

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Solution

The fourth proportional to 102,935.28, 142,032.24 and 60,502.32 is: 83,482.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,935.28 : 142,032.24 = 60,502.32 : x
  2. Step 2: Convert to fraction form
    102,935.28/142,032.24 = 60,502.32/x
  3. Step 3: Cross multiply
    102,935.28x = 142,032.24 × 60,502.32
  4. Step 4: Simplify right side
    102,935.28x = 8,593,280,034.80
  5. Step 5: Solve for x
    x = 8,593,280,034.80/102,935.28
  6. Step 6: Final answer
    x = 83,482.36

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1.5x scale

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.