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Finding the Fourth Proportional to 159,367.64, 239,023.78 and 59,528.70

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Solution

The fourth proportional to 159,367.64, 239,023.78 and 59,528.70 is: 89,282.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,367.64 : 239,023.78 = 59,528.70 : x
  2. Step 2: Convert to fraction form
    159,367.64/239,023.78 = 59,528.70/x
  3. Step 3: Cross multiply
    159,367.64x = 239,023.78 × 59,528.70
  4. Step 4: Simplify right side
    159,367.64x = 14,228,774,892.49
  5. Step 5: Solve for x
    x = 14,228,774,892.49/159,367.64
  6. Step 6: Final answer
    x = 89,282.71

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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.