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Finding the Fourth Proportional to 63,078, 94,616.99 and 29,801.41

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Solution

The fourth proportional to 63,078, 94,616.99 and 29,801.41 is: 44,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,078 : 94,616.99 = 29,801.41 : x
  2. Step 2: Convert to fraction form
    63,078/94,616.99 = 29,801.41/x
  3. Step 3: Cross multiply
    63,078x = 94,616.99 × 29,801.41
  4. Step 4: Simplify right side
    63,078x = 2,819,719,711.96
  5. Step 5: Solve for x
    x = 2,819,719,711.96/63,078
  6. Step 6: Final answer
    x = 44,702.11

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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.