Home / 109,337.04-150,892.07-82,432.08

Finding the Fourth Proportional to 109,337.04, 150,892.07 and 82,432.08

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Solution

The fourth proportional to 109,337.04, 150,892.07 and 82,432.08 is: 113,761.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,337.04 : 150,892.07 = 82,432.08 : x
  2. Step 2: Convert to fraction form
    109,337.04/150,892.07 = 82,432.08/x
  3. Step 3: Cross multiply
    109,337.04x = 150,892.07 × 82,432.08
  4. Step 4: Simplify right side
    109,337.04x = 12,438,346,773.45
  5. Step 5: Solve for x
    x = 12,438,346,773.45/109,337.04
  6. Step 6: Final answer
    x = 113,761.51

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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.