Home / 63,630.30-87,770.55-40,961.82

Finding the Fourth Proportional to 63,630.30, 87,770.55 and 40,961.82

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Solution

The fourth proportional to 63,630.30, 87,770.55 and 40,961.82 is: 56,502.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,630.30 : 87,770.55 = 40,961.82 : x
  2. Step 2: Convert to fraction form
    63,630.30/87,770.55 = 40,961.82/x
  3. Step 3: Cross multiply
    63,630.30x = 87,770.55 × 40,961.82
  4. Step 4: Simplify right side
    63,630.30x = 3,595,241,470.40
  5. Step 5: Solve for x
    x = 3,595,241,470.40/63,630.30
  6. Step 6: Final answer
    x = 56,502.04

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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.