Home / 116,912.20-175,414.61-60,787.70

Finding the Fourth Proportional to 116,912.20, 175,414.61 and 60,787.70

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Solution

The fourth proportional to 116,912.20, 175,414.61 and 60,787.70 is: 91,205.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,912.20 : 175,414.61 = 60,787.70 : x
  2. Step 2: Convert to fraction form
    116,912.20/175,414.61 = 60,787.70/x
  3. Step 3: Cross multiply
    116,912.20x = 175,414.61 × 60,787.70
  4. Step 4: Simplify right side
    116,912.20x = 10,663,050,688.30
  5. Step 5: Solve for x
    x = 10,663,050,688.30/116,912.20
  6. Step 6: Final answer
    x = 91,205.63

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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.