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Finding the Fourth Proportional to 63,463.76, 87,577.08 and 35,169.20

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Solution

The fourth proportional to 63,463.76, 87,577.08 and 35,169.20 is: 48,531.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,463.76 : 87,577.08 = 35,169.20 : x
  2. Step 2: Convert to fraction form
    63,463.76/87,577.08 = 35,169.20/x
  3. Step 3: Cross multiply
    63,463.76x = 87,577.08 × 35,169.20
  4. Step 4: Simplify right side
    63,463.76x = 3,080,015,841.94
  5. Step 5: Solve for x
    x = 3,080,015,841.94/63,463.76
  6. Step 6: Final answer
    x = 48,531.88

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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.