Home / 63,515.28-87,644.88-35,220.48

Finding the Fourth Proportional to 63,515.28, 87,644.88 and 35,220.48

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Solution

The fourth proportional to 63,515.28, 87,644.88 and 35,220.48 is: 48,600.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,515.28 : 87,644.88 = 35,220.48 : x
  2. Step 2: Convert to fraction form
    63,515.28/87,644.88 = 35,220.48/x
  3. Step 3: Cross multiply
    63,515.28x = 87,644.88 × 35,220.48
  4. Step 4: Simplify right side
    63,515.28x = 3,086,894,743.14
  5. Step 5: Solve for x
    x = 3,086,894,743.14/63,515.28
  6. Step 6: Final answer
    x = 48,600.82

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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.