Home / 42,447.12-63,680.64-41,741.88

Finding the Fourth Proportional to 42,447.12, 63,680.64 and 41,741.88

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Solution

The fourth proportional to 42,447.12, 63,680.64 and 41,741.88 is: 62,622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,447.12 : 63,680.64 = 41,741.88 : x
  2. Step 2: Convert to fraction form
    42,447.12/63,680.64 = 41,741.88/x
  3. Step 3: Cross multiply
    42,447.12x = 63,680.64 × 41,741.88
  4. Step 4: Simplify right side
    42,447.12x = 2,658,149,633.20
  5. Step 5: Solve for x
    x = 2,658,149,633.20/42,447.12
  6. Step 6: Final answer
    x = 62,622.61

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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.