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Finding the Fourth Proportional to 63,251.14, 94,893.14 and 18,877.89

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Solution

The fourth proportional to 63,251.14, 94,893.14 and 18,877.89 is: 28,321.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,251.14 : 94,893.14 = 18,877.89 : x
  2. Step 2: Convert to fraction form
    63,251.14/94,893.14 = 18,877.89/x
  3. Step 3: Cross multiply
    63,251.14x = 94,893.14 × 18,877.89
  4. Step 4: Simplify right side
    63,251.14x = 1,791,382,258.67
  5. Step 5: Solve for x
    x = 1,791,382,258.67/63,251.14
  6. Step 6: Final answer
    x = 28,321.74

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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.