Home / 63,503.43-87,562.85-40,502.54

Finding the Fourth Proportional to 63,503.43, 87,562.85 and 40,502.54

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Solution

The fourth proportional to 63,503.43, 87,562.85 and 40,502.54 is: 55,847.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,503.43 : 87,562.85 = 40,502.54 : x
  2. Step 2: Convert to fraction form
    63,503.43/87,562.85 = 40,502.54/x
  3. Step 3: Cross multiply
    63,503.43x = 87,562.85 × 40,502.54
  4. Step 4: Simplify right side
    63,503.43x = 3,546,517,194.31
  5. Step 5: Solve for x
    x = 3,546,517,194.31/63,503.43
  6. Step 6: Final answer
    x = 55,847.65

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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.