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Finding the Fourth Proportional to 159,491.60, 239,229.44 and 59,644.45

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Solution

The fourth proportional to 159,491.60, 239,229.44 and 59,644.45 is: 89,463.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,491.60 : 239,229.44 = 59,644.45 : x
  2. Step 2: Convert to fraction form
    159,491.60/239,229.44 = 59,644.45/x
  3. Step 3: Cross multiply
    159,491.60x = 239,229.44 × 59,644.45
  4. Step 4: Simplify right side
    159,491.60x = 14,268,708,820.76
  5. Step 5: Solve for x
    x = 14,268,708,820.76/159,491.60
  6. Step 6: Final answer
    x = 89,463.70

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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.