Home / 179,621.70-269,432.55-135,006.90

Finding the Fourth Proportional to 179,621.70, 269,432.55 and 135,006.90

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Solution

The fourth proportional to 179,621.70, 269,432.55 and 135,006.90 is: 202,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,621.70 : 269,432.55 = 135,006.90 : x
  2. Step 2: Convert to fraction form
    179,621.70/269,432.55 = 135,006.90/x
  3. Step 3: Cross multiply
    179,621.70x = 269,432.55 × 135,006.90
  4. Step 4: Simplify right side
    179,621.70x = 36,375,253,334.60
  5. Step 5: Solve for x
    x = 36,375,253,334.60/179,621.70
  6. Step 6: Final answer
    x = 202,510.35

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1.5x scale

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.