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Finding the Fourth Proportional to 73,959, 110,937.42 and 34,494

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Solution

The fourth proportional to 73,959, 110,937.42 and 34,494 is: 51,740.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,959 : 110,937.42 = 34,494 : x
  2. Step 2: Convert to fraction form
    73,959/110,937.42 = 34,494/x
  3. Step 3: Cross multiply
    73,959x = 110,937.42 × 34,494
  4. Step 4: Simplify right side
    73,959x = 3,826,675,365.48
  5. Step 5: Solve for x
    x = 3,826,675,365.48/73,959
  6. Step 6: Final answer
    x = 51,740.50

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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.