Home / 96,286.12-144,432.96-29,720.32

Finding the Fourth Proportional to 96,286.12, 144,432.96 and 29,720.32

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Solution

The fourth proportional to 96,286.12, 144,432.96 and 29,720.32 is: 44,581.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,286.12 : 144,432.96 = 29,720.32 : x
  2. Step 2: Convert to fraction form
    96,286.12/144,432.96 = 29,720.32/x
  3. Step 3: Cross multiply
    96,286.12x = 144,432.96 × 29,720.32
  4. Step 4: Simplify right side
    96,286.12x = 4,292,593,789.75
  5. Step 5: Solve for x
    x = 4,292,593,789.75/96,286.12
  6. Step 6: Final answer
    x = 44,581.65

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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.