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Finding the Fourth Proportional to 63,454.68, 87,567 and 35,160.24

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Solution

The fourth proportional to 63,454.68, 87,567 and 35,160.24 is: 48,520.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,454.68 : 87,567 = 35,160.24 : x
  2. Step 2: Convert to fraction form
    63,454.68/87,567 = 35,160.24/x
  3. Step 3: Cross multiply
    63,454.68x = 87,567 × 35,160.24
  4. Step 4: Simplify right side
    63,454.68x = 3,078,876,736.08
  5. Step 5: Solve for x
    x = 3,078,876,736.08/63,454.68
  6. Step 6: Final answer
    x = 48,520.88

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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.