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Finding the Fourth Proportional to 159,809.27, 239,651.60 and 59,915.03

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Solution

The fourth proportional to 159,809.27, 239,651.60 and 59,915.03 is: 89,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,809.27 : 239,651.60 = 59,915.03 : x
  2. Step 2: Convert to fraction form
    159,809.27/239,651.60 = 59,915.03/x
  3. Step 3: Cross multiply
    159,809.27x = 239,651.60 × 59,915.03
  4. Step 4: Simplify right side
    159,809.27x = 14,358,731,305.71
  5. Step 5: Solve for x
    x = 14,358,731,305.71/159,809.27
  6. Step 6: Final answer
    x = 89,849.18

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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.