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Finding the Fourth Proportional to 275,677.44, 413,253.72 and 88,557.76

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Solution

The fourth proportional to 275,677.44, 413,253.72 and 88,557.76 is: 132,752.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,677.44 : 413,253.72 = 88,557.76 : x
  2. Step 2: Convert to fraction form
    275,677.44/413,253.72 = 88,557.76/x
  3. Step 3: Cross multiply
    275,677.44x = 413,253.72 × 88,557.76
  4. Step 4: Simplify right side
    275,677.44x = 36,596,823,754.87
  5. Step 5: Solve for x
    x = 36,596,823,754.87/275,677.44
  6. Step 6: Final answer
    x = 132,752.33

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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.