Home / 63,502.20-87,638.40-35,217

Finding the Fourth Proportional to 63,502.20, 87,638.40 and 35,217

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Solution

The fourth proportional to 63,502.20, 87,638.40 and 35,217 is: 48,602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,502.20 : 87,638.40 = 35,217 : x
  2. Step 2: Convert to fraction form
    63,502.20/87,638.40 = 35,217/x
  3. Step 3: Cross multiply
    63,502.20x = 87,638.40 × 35,217
  4. Step 4: Simplify right side
    63,502.20x = 3,086,361,532.80
  5. Step 5: Solve for x
    x = 3,086,361,532.80/63,502.20
  6. Step 6: Final answer
    x = 48,602.43

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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.