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Finding the Fourth Proportional to 61,753.38, 85,223.37 and 34,895.26

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Solution

The fourth proportional to 61,753.38, 85,223.37 and 34,895.26 is: 48,157.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,753.38 : 85,223.37 = 34,895.26 : x
  2. Step 2: Convert to fraction form
    61,753.38/85,223.37 = 34,895.26/x
  3. Step 3: Cross multiply
    61,753.38x = 85,223.37 × 34,895.26
  4. Step 4: Simplify right side
    61,753.38x = 2,973,891,654.23
  5. Step 5: Solve for x
    x = 2,973,891,654.23/61,753.38
  6. Step 6: Final answer
    x = 48,157.55

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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.