Home / 63,742.08-95,612.24-28,656.88

Finding the Fourth Proportional to 63,742.08, 95,612.24 and 28,656.88

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Solution

The fourth proportional to 63,742.08, 95,612.24 and 28,656.88 is: 42,984.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,742.08 : 95,612.24 = 28,656.88 : x
  2. Step 2: Convert to fraction form
    63,742.08/95,612.24 = 28,656.88/x
  3. Step 3: Cross multiply
    63,742.08x = 95,612.24 × 28,656.88
  4. Step 4: Simplify right side
    63,742.08x = 2,739,948,488.21
  5. Step 5: Solve for x
    x = 2,739,948,488.21/63,742.08
  6. Step 6: Final answer
    x = 42,984.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.