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Finding the Fourth Proportional to 61,773.56, 85,251.85 and 34,916.26

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Solution

The fourth proportional to 61,773.56, 85,251.85 and 34,916.26 is: 48,186.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,773.56 : 85,251.85 = 34,916.26 : x
  2. Step 2: Convert to fraction form
    61,773.56/85,251.85 = 34,916.26/x
  3. Step 3: Cross multiply
    61,773.56x = 85,251.85 × 34,916.26
  4. Step 4: Simplify right side
    61,773.56x = 2,976,675,964.34
  5. Step 5: Solve for x
    x = 2,976,675,964.34/61,773.56
  6. Step 6: Final answer
    x = 48,186.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.