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Finding the Fourth Proportional to 73,911.98, 110,950.90 and 29,569.66

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Solution

The fourth proportional to 73,911.98, 110,950.90 and 29,569.66 is: 44,387.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,911.98 : 110,950.90 = 29,569.66 : x
  2. Step 2: Convert to fraction form
    73,911.98/110,950.90 = 29,569.66/x
  3. Step 3: Cross multiply
    73,911.98x = 110,950.90 × 29,569.66
  4. Step 4: Simplify right side
    73,911.98x = 3,280,780,038.39
  5. Step 5: Solve for x
    x = 3,280,780,038.39/73,911.98
  6. Step 6: Final answer
    x = 44,387.66

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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.