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Finding the Fourth Proportional to 73,537, 110,341.95 and 29,162.77

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Solution

The fourth proportional to 73,537, 110,341.95 and 29,162.77 is: 43,758.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,537 : 110,341.95 = 29,162.77 : x
  2. Step 2: Convert to fraction form
    73,537/110,341.95 = 29,162.77/x
  3. Step 3: Cross multiply
    73,537x = 110,341.95 × 29,162.77
  4. Step 4: Simplify right side
    73,537x = 3,217,876,909.20
  5. Step 5: Solve for x
    x = 3,217,876,909.20/73,537
  6. Step 6: Final answer
    x = 43,758.61

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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.