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Finding the Fourth Proportional to 159,907.47, 239,817.42 and 60,059.94

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Solution

The fourth proportional to 159,907.47, 239,817.42 and 60,059.94 is: 90,073.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,907.47 : 239,817.42 = 60,059.94 : x
  2. Step 2: Convert to fraction form
    159,907.47/239,817.42 = 60,059.94/x
  3. Step 3: Cross multiply
    159,907.47x = 239,817.42 × 60,059.94
  4. Step 4: Simplify right side
    159,907.47x = 14,403,419,856.15
  5. Step 5: Solve for x
    x = 14,403,419,856.15/159,907.47
  6. Step 6: Final answer
    x = 90,073.46

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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.