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Finding the Fourth Proportional to 159,350.52, 239,025.80 and 52,705.87

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Solution

The fourth proportional to 159,350.52, 239,025.80 and 52,705.87 is: 79,058.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,350.52 : 239,025.80 = 52,705.87 : x
  2. Step 2: Convert to fraction form
    159,350.52/239,025.80 = 52,705.87/x
  3. Step 3: Cross multiply
    159,350.52x = 239,025.80 × 52,705.87
  4. Step 4: Simplify right side
    159,350.52x = 12,598,062,741.45
  5. Step 5: Solve for x
    x = 12,598,062,741.45/159,350.52
  6. Step 6: Final answer
    x = 79,058.81

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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.