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Finding the Fourth Proportional to 202,331.30, 303,842.55 and 132,520.10

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Solution

The fourth proportional to 202,331.30, 303,842.55 and 132,520.10 is: 199,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,331.30 : 303,842.55 = 132,520.10 : x
  2. Step 2: Convert to fraction form
    202,331.30/303,842.55 = 132,520.10/x
  3. Step 3: Cross multiply
    202,331.30x = 303,842.55 × 132,520.10
  4. Step 4: Simplify right side
    202,331.30x = 40,265,245,110.26
  5. Step 5: Solve for x
    x = 40,265,245,110.26/202,331.30
  6. Step 6: Final answer
    x = 199,006.51

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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.