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Finding the Fourth Proportional to 159,374.17, 239,086.59 and 52,762

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Solution

The fourth proportional to 159,374.17, 239,086.59 and 52,762 is: 79,151.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,374.17 : 239,086.59 = 52,762 : x
  2. Step 2: Convert to fraction form
    159,374.17/239,086.59 = 52,762/x
  3. Step 3: Cross multiply
    159,374.17x = 239,086.59 × 52,762
  4. Step 4: Simplify right side
    159,374.17x = 12,614,686,661.58
  5. Step 5: Solve for x
    x = 12,614,686,661.58/159,374.17
  6. Step 6: Final answer
    x = 79,151.39

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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.