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Finding the Fourth Proportional to 61,469.92, 92,186.65 and 26,401.38

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Solution

The fourth proportional to 61,469.92, 92,186.65 and 26,401.38 is: 39,594.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,469.92 : 92,186.65 = 26,401.38 : x
  2. Step 2: Convert to fraction form
    61,469.92/92,186.65 = 26,401.38/x
  3. Step 3: Cross multiply
    61,469.92x = 92,186.65 × 26,401.38
  4. Step 4: Simplify right side
    61,469.92x = 2,433,854,777.58
  5. Step 5: Solve for x
    x = 2,433,854,777.58/61,469.92
  6. Step 6: Final answer
    x = 39,594.24

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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.