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Finding the Fourth Proportional to 61,677.11, 92,471.90 and 26,626.79

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Solution

The fourth proportional to 61,677.11, 92,471.90 and 26,626.79 is: 39,921.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,677.11 : 92,471.90 = 26,626.79 : x
  2. Step 2: Convert to fraction form
    61,677.11/92,471.90 = 26,626.79/x
  3. Step 3: Cross multiply
    61,677.11x = 92,471.90 × 26,626.79
  4. Step 4: Simplify right side
    61,677.11x = 2,462,229,960.25
  5. Step 5: Solve for x
    x = 2,462,229,960.25/61,677.11
  6. Step 6: Final answer
    x = 39,921.29

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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.