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Finding the Fourth Proportional to 159,444, 239,269.68 and 60,948

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Solution

The fourth proportional to 159,444, 239,269.68 and 60,948 is: 91,461.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,444 : 239,269.68 = 60,948 : x
  2. Step 2: Convert to fraction form
    159,444/239,269.68 = 60,948/x
  3. Step 3: Cross multiply
    159,444x = 239,269.68 × 60,948
  4. Step 4: Simplify right side
    159,444x = 14,583,008,456.64
  5. Step 5: Solve for x
    x = 14,583,008,456.64/159,444
  6. Step 6: Final answer
    x = 91,461.63

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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.