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Finding the Fourth Proportional to 63,943, 88,244.36 and 35,648.68

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Solution

The fourth proportional to 63,943, 88,244.36 and 35,648.68 is: 49,196.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,943 : 88,244.36 = 35,648.68 : x
  2. Step 2: Convert to fraction form
    63,943/88,244.36 = 35,648.68/x
  3. Step 3: Cross multiply
    63,943x = 88,244.36 × 35,648.68
  4. Step 4: Simplify right side
    63,943x = 3,145,794,951.44
  5. Step 5: Solve for x
    x = 3,145,794,951.44/63,943
  6. Step 6: Final answer
    x = 49,196.86

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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.