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Finding the Fourth Proportional to 62,864.88, 94,211.44 and 34,743.28

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Solution

The fourth proportional to 62,864.88, 94,211.44 and 34,743.28 is: 52,067.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,864.88 : 94,211.44 = 34,743.28 : x
  2. Step 2: Convert to fraction form
    62,864.88/94,211.44 = 34,743.28/x
  3. Step 3: Cross multiply
    62,864.88x = 94,211.44 × 34,743.28
  4. Step 4: Simplify right side
    62,864.88x = 3,273,214,439.12
  5. Step 5: Solve for x
    x = 3,273,214,439.12/62,864.88
  6. Step 6: Final answer
    x = 52,067.46

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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.