Home / 136,050.92-187,721.46-82,325.48

Finding the Fourth Proportional to 136,050.92, 187,721.46 and 82,325.48

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Solution

The fourth proportional to 136,050.92, 187,721.46 and 82,325.48 is: 113,591.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,050.92 : 187,721.46 = 82,325.48 : x
  2. Step 2: Convert to fraction form
    136,050.92/187,721.46 = 82,325.48/x
  3. Step 3: Cross multiply
    136,050.92x = 187,721.46 × 82,325.48
  4. Step 4: Simplify right side
    136,050.92x = 15,454,259,300.80
  5. Step 5: Solve for x
    x = 15,454,259,300.80/136,050.92
  6. Step 6: Final answer
    x = 113,591.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.