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Finding the Fourth Proportional to 60,448.28, 83,394.74 and 34,949.97

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Solution

The fourth proportional to 60,448.28, 83,394.74 and 34,949.97 is: 48,217.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,448.28 : 83,394.74 = 34,949.97 : x
  2. Step 2: Convert to fraction form
    60,448.28/83,394.74 = 34,949.97/x
  3. Step 3: Cross multiply
    60,448.28x = 83,394.74 × 34,949.97
  4. Step 4: Simplify right side
    60,448.28x = 2,914,643,486.41
  5. Step 5: Solve for x
    x = 2,914,643,486.41/60,448.28
  6. Step 6: Final answer
    x = 48,217.15

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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.