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Finding the Fourth Proportional to 61,651.48, 85,052.04 and 36,144.94

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Solution

The fourth proportional to 61,651.48, 85,052.04 and 36,144.94 is: 49,864.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,651.48 : 85,052.04 = 36,144.94 : x
  2. Step 2: Convert to fraction form
    61,651.48/85,052.04 = 36,144.94/x
  3. Step 3: Cross multiply
    61,651.48x = 85,052.04 × 36,144.94
  4. Step 4: Simplify right side
    61,651.48x = 3,074,200,882.68
  5. Step 5: Solve for x
    x = 3,074,200,882.68/61,651.48
  6. Step 6: Final answer
    x = 49,864.19

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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.