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Finding the Fourth Proportional to 70,248.26, 105,373.39 and 22,863.60

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Solution

The fourth proportional to 70,248.26, 105,373.39 and 22,863.60 is: 34,295.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,248.26 : 105,373.39 = 22,863.60 : x
  2. Step 2: Convert to fraction form
    70,248.26/105,373.39 = 22,863.60/x
  3. Step 3: Cross multiply
    70,248.26x = 105,373.39 × 22,863.60
  4. Step 4: Simplify right side
    70,248.26x = 2,409,215,493.97
  5. Step 5: Solve for x
    x = 2,409,215,493.97/70,248.26
  6. Step 6: Final answer
    x = 34,295.73

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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.