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Finding the Fourth Proportional to 69,037.60, 103,541.80 and 22,264.96

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Solution

The fourth proportional to 69,037.60, 103,541.80 and 22,264.96 is: 33,392.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,037.60 : 103,541.80 = 22,264.96 : x
  2. Step 2: Convert to fraction form
    69,037.60/103,541.80 = 22,264.96/x
  3. Step 3: Cross multiply
    69,037.60x = 103,541.80 × 22,264.96
  4. Step 4: Simplify right side
    69,037.60x = 2,305,354,035.33
  5. Step 5: Solve for x
    x = 2,305,354,035.33/69,037.60
  6. Step 6: Final answer
    x = 33,392.73

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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.