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Finding the Fourth Proportional to 44,757.32, 61,731.54 and 42,772.04

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Solution

The fourth proportional to 44,757.32, 61,731.54 and 42,772.04 is: 58,993.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,757.32 : 61,731.54 = 42,772.04 : x
  2. Step 2: Convert to fraction form
    44,757.32/61,731.54 = 42,772.04/x
  3. Step 3: Cross multiply
    44,757.32x = 61,731.54 × 42,772.04
  4. Step 4: Simplify right side
    44,757.32x = 2,640,383,898.14
  5. Step 5: Solve for x
    x = 2,640,383,898.14/44,757.32
  6. Step 6: Final answer
    x = 58,993.34

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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.