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Finding the Fourth Proportional to 63,952.90, 88,255.50 and 35,660.40

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Solution

The fourth proportional to 63,952.90, 88,255.50 and 35,660.40 is: 49,211.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,952.90 : 88,255.50 = 35,660.40 : x
  2. Step 2: Convert to fraction form
    63,952.90/88,255.50 = 35,660.40/x
  3. Step 3: Cross multiply
    63,952.90x = 88,255.50 × 35,660.40
  4. Step 4: Simplify right side
    63,952.90x = 3,147,226,432.20
  5. Step 5: Solve for x
    x = 3,147,226,432.20/63,952.90
  6. Step 6: Final answer
    x = 49,211.63

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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.