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Finding the Fourth Proportional to 276,062.45, 414,093.47 and 89,073.95

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Solution

The fourth proportional to 276,062.45, 414,093.47 and 89,073.95 is: 133,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,062.45 : 414,093.47 = 89,073.95 : x
  2. Step 2: Convert to fraction form
    276,062.45/414,093.47 = 89,073.95/x
  3. Step 3: Cross multiply
    276,062.45x = 414,093.47 × 89,073.95
  4. Step 4: Simplify right side
    276,062.45x = 36,884,938,526.27
  5. Step 5: Solve for x
    x = 36,884,938,526.27/276,062.45
  6. Step 6: Final answer
    x = 133,610.85

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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.