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Finding the Fourth Proportional to 159,565.68, 239,383.52 and 47,254.64

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Solution

The fourth proportional to 159,565.68, 239,383.52 and 47,254.64 is: 70,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,565.68 : 239,383.52 = 47,254.64 : x
  2. Step 2: Convert to fraction form
    159,565.68/239,383.52 = 47,254.64/x
  3. Step 3: Cross multiply
    159,565.68x = 239,383.52 × 47,254.64
  4. Step 4: Simplify right side
    159,565.68x = 11,311,982,059.53
  5. Step 5: Solve for x
    x = 11,311,982,059.53/159,565.68
  6. Step 6: Final answer
    x = 70,892.33

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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.