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Finding the Fourth Proportional to 62,995.52, 86,930.08 and 34,700.48

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Solution

The fourth proportional to 62,995.52, 86,930.08 and 34,700.48 is: 47,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,995.52 : 86,930.08 = 34,700.48 : x
  2. Step 2: Convert to fraction form
    62,995.52/86,930.08 = 34,700.48/x
  3. Step 3: Cross multiply
    62,995.52x = 86,930.08 × 34,700.48
  4. Step 4: Simplify right side
    62,995.52x = 3,016,515,502.44
  5. Step 5: Solve for x
    x = 3,016,515,502.44/62,995.52
  6. Step 6: Final answer
    x = 47,884.60

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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.