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Finding the Fourth Proportional to 44,679.17, 61,721.31 and 35,714.90

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Solution

The fourth proportional to 44,679.17, 61,721.31 and 35,714.90 is: 49,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,679.17 : 61,721.31 = 35,714.90 : x
  2. Step 2: Convert to fraction form
    44,679.17/61,721.31 = 35,714.90/x
  3. Step 3: Cross multiply
    44,679.17x = 61,721.31 × 35,714.90
  4. Step 4: Simplify right side
    44,679.17x = 2,204,370,105.91
  5. Step 5: Solve for x
    x = 2,204,370,105.91/44,679.17
  6. Step 6: Final answer
    x = 49,337.76

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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.