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Finding the Fourth Proportional to 61,403.88, 92,105.85 and 17,041.80

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Solution

The fourth proportional to 61,403.88, 92,105.85 and 17,041.80 is: 25,562.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,403.88 : 92,105.85 = 17,041.80 : x
  2. Step 2: Convert to fraction form
    61,403.88/92,105.85 = 17,041.80/x
  3. Step 3: Cross multiply
    61,403.88x = 92,105.85 × 17,041.80
  4. Step 4: Simplify right side
    61,403.88x = 1,569,649,474.53
  5. Step 5: Solve for x
    x = 1,569,649,474.53/61,403.88
  6. Step 6: Final answer
    x = 25,562.71

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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.