Home / 206,162.92-284,382.66-130,580.20

Finding the Fourth Proportional to 206,162.92, 284,382.66 and 130,580.20

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Solution

The fourth proportional to 206,162.92, 284,382.66 and 130,580.20 is: 180,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,162.92 : 284,382.66 = 130,580.20 : x
  2. Step 2: Convert to fraction form
    206,162.92/284,382.66 = 130,580.20/x
  3. Step 3: Cross multiply
    206,162.92x = 284,382.66 × 130,580.20
  4. Step 4: Simplify right side
    206,162.92x = 37,134,744,619.33
  5. Step 5: Solve for x
    x = 37,134,744,619.33/206,162.92
  6. Step 6: Final answer
    x = 180,123.30

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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.