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Finding the Fourth Proportional to 63,874.04, 88,148.90 and 35,579.72

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Solution

The fourth proportional to 63,874.04, 88,148.90 and 35,579.72 is: 49,101.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,874.04 : 88,148.90 = 35,579.72 : x
  2. Step 2: Convert to fraction form
    63,874.04/88,148.90 = 35,579.72/x
  3. Step 3: Cross multiply
    63,874.04x = 88,148.90 × 35,579.72
  4. Step 4: Simplify right side
    63,874.04x = 3,136,313,180.31
  5. Step 5: Solve for x
    x = 3,136,313,180.31/63,874.04
  6. Step 6: Final answer
    x = 49,101.53

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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.