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Finding the Fourth Proportional to 41,372.92, 61,648.48 and 39,364.48

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Solution

The fourth proportional to 41,372.92, 61,648.48 and 39,364.48 is: 58,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,372.92 : 61,648.48 = 39,364.48 : x
  2. Step 2: Convert to fraction form
    41,372.92/61,648.48 = 39,364.48/x
  3. Step 3: Cross multiply
    41,372.92x = 61,648.48 × 39,364.48
  4. Step 4: Simplify right side
    41,372.92x = 2,426,760,357.99
  5. Step 5: Solve for x
    x = 2,426,760,357.99/41,372.92
  6. Step 6: Final answer
    x = 58,655.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.