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Finding the Fourth Proportional to 63,335.88, 94,989.78 and 28,253.16

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Solution

The fourth proportional to 63,335.88, 94,989.78 and 28,253.16 is: 42,373.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,335.88 : 94,989.78 = 28,253.16 : x
  2. Step 2: Convert to fraction form
    63,335.88/94,989.78 = 28,253.16/x
  3. Step 3: Cross multiply
    63,335.88x = 94,989.78 × 28,253.16
  4. Step 4: Simplify right side
    63,335.88x = 2,683,761,452.70
  5. Step 5: Solve for x
    x = 2,683,761,452.70/63,335.88
  6. Step 6: Final answer
    x = 42,373.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.