Home / 63,456.72-87,560.28-35,161.44

Finding the Fourth Proportional to 63,456.72, 87,560.28 and 35,161.44

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Solution

The fourth proportional to 63,456.72, 87,560.28 and 35,161.44 is: 48,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,456.72 : 87,560.28 = 35,161.44 : x
  2. Step 2: Convert to fraction form
    63,456.72/87,560.28 = 35,161.44/x
  3. Step 3: Cross multiply
    63,456.72x = 87,560.28 × 35,161.44
  4. Step 4: Simplify right side
    63,456.72x = 3,078,745,531.60
  5. Step 5: Solve for x
    x = 3,078,745,531.60/63,456.72
  6. Step 6: Final answer
    x = 48,517.25

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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.