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Finding the Fourth Proportional to 159,642.24, 239,454.72 and 48,834.24

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Solution

The fourth proportional to 159,642.24, 239,454.72 and 48,834.24 is: 73,248.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,642.24 : 239,454.72 = 48,834.24 : x
  2. Step 2: Convert to fraction form
    159,642.24/239,454.72 = 48,834.24/x
  3. Step 3: Cross multiply
    159,642.24x = 239,454.72 × 48,834.24
  4. Step 4: Simplify right side
    159,642.24x = 11,693,589,265.61
  5. Step 5: Solve for x
    x = 11,693,589,265.61/159,642.24
  6. Step 6: Final answer
    x = 73,248.72

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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.