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Finding the Fourth Proportional to 159,862.32, 239,766.60 and 58,639.44

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Solution

The fourth proportional to 159,862.32, 239,766.60 and 58,639.44 is: 87,949.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,862.32 : 239,766.60 = 58,639.44 : x
  2. Step 2: Convert to fraction form
    159,862.32/239,766.60 = 58,639.44/x
  3. Step 3: Cross multiply
    159,862.32x = 239,766.60 × 58,639.44
  4. Step 4: Simplify right side
    159,862.32x = 14,059,779,154.70
  5. Step 5: Solve for x
    x = 14,059,779,154.70/159,862.32
  6. Step 6: Final answer
    x = 87,949.30

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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.