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Finding the Fourth Proportional to 159,804.36, 239,644.24 and 59,910.05

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Solution

The fourth proportional to 159,804.36, 239,644.24 and 59,910.05 is: 89,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,804.36 : 239,644.24 = 59,910.05 : x
  2. Step 2: Convert to fraction form
    159,804.36/239,644.24 = 59,910.05/x
  3. Step 3: Cross multiply
    159,804.36x = 239,644.24 × 59,910.05
  4. Step 4: Simplify right side
    159,804.36x = 14,357,098,849.95
  5. Step 5: Solve for x
    x = 14,357,098,849.95/159,804.36
  6. Step 6: Final answer
    x = 89,841.72

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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.