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Finding the Fourth Proportional to 63,214.92, 87,235.84 and 34,534.44

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Solution

The fourth proportional to 63,214.92, 87,235.84 and 34,534.44 is: 47,657.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,214.92 : 87,235.84 = 34,534.44 : x
  2. Step 2: Convert to fraction form
    63,214.92/87,235.84 = 34,534.44/x
  3. Step 3: Cross multiply
    63,214.92x = 87,235.84 × 34,534.44
  4. Step 4: Simplify right side
    63,214.92x = 3,012,640,882.33
  5. Step 5: Solve for x
    x = 3,012,640,882.33/63,214.92
  6. Step 6: Final answer
    x = 47,657.12

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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.