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Finding the Fourth Proportional to 62,335.30, 86,022.78 and 34,040.92

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Solution

The fourth proportional to 62,335.30, 86,022.78 and 34,040.92 is: 46,976.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,335.30 : 86,022.78 = 34,040.92 : x
  2. Step 2: Convert to fraction form
    62,335.30/86,022.78 = 34,040.92/x
  3. Step 3: Cross multiply
    62,335.30x = 86,022.78 × 34,040.92
  4. Step 4: Simplify right side
    62,335.30x = 2,928,294,572.16
  5. Step 5: Solve for x
    x = 2,928,294,572.16/62,335.30
  6. Step 6: Final answer
    x = 46,976.51

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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.