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Finding the Fourth Proportional to 63,939.55, 88,234.55 and 35,260.42

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Solution

The fourth proportional to 63,939.55, 88,234.55 and 35,260.42 is: 48,658.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,939.55 : 88,234.55 = 35,260.42 : x
  2. Step 2: Convert to fraction form
    63,939.55/88,234.55 = 35,260.42/x
  3. Step 3: Cross multiply
    63,939.55x = 88,234.55 × 35,260.42
  4. Step 4: Simplify right side
    63,939.55x = 3,111,186,850.34
  5. Step 5: Solve for x
    x = 3,111,186,850.34/63,939.55
  6. Step 6: Final answer
    x = 48,658.26

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1.5x scale

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.