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Finding the Fourth Proportional to 275,065.02, 412,601.16 and 88,076.52

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Solution

The fourth proportional to 275,065.02, 412,601.16 and 88,076.52 is: 132,115.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,065.02 : 412,601.16 = 88,076.52 : x
  2. Step 2: Convert to fraction form
    275,065.02/412,601.16 = 88,076.52/x
  3. Step 3: Cross multiply
    275,065.02x = 412,601.16 × 88,076.52
  4. Step 4: Simplify right side
    275,065.02x = 36,340,474,320.76
  5. Step 5: Solve for x
    x = 36,340,474,320.76/275,065.02
  6. Step 6: Final answer
    x = 132,115.94

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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.