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Finding the Fourth Proportional to 159,492.35, 239,230.57 and 59,645.20

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Solution

The fourth proportional to 159,492.35, 239,230.57 and 59,645.20 is: 89,464.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,492.35 : 239,230.57 = 59,645.20 : x
  2. Step 2: Convert to fraction form
    159,492.35/239,230.57 = 59,645.20/x
  3. Step 3: Cross multiply
    159,492.35x = 239,230.57 × 59,645.20
  4. Step 4: Simplify right side
    159,492.35x = 14,268,955,193.76
  5. Step 5: Solve for x
    x = 14,268,955,193.76/159,492.35
  6. Step 6: Final answer
    x = 89,464.83

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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.