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Finding the Fourth Proportional to 61,948.41, 85,502.10 and 37,757.25

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Solution

The fourth proportional to 61,948.41, 85,502.10 and 37,757.25 is: 52,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,948.41 : 85,502.10 = 37,757.25 : x
  2. Step 2: Convert to fraction form
    61,948.41/85,502.10 = 37,757.25/x
  3. Step 3: Cross multiply
    61,948.41x = 85,502.10 × 37,757.25
  4. Step 4: Simplify right side
    61,948.41x = 3,228,324,165.23
  5. Step 5: Solve for x
    x = 3,228,324,165.23/61,948.41
  6. Step 6: Final answer
    x = 52,113.11

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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.