Home / 134,790.80-202,186.20-132,166.40

Finding the Fourth Proportional to 134,790.80, 202,186.20 and 132,166.40

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Solution

The fourth proportional to 134,790.80, 202,186.20 and 132,166.40 is: 198,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,790.80 : 202,186.20 = 132,166.40 : x
  2. Step 2: Convert to fraction form
    134,790.80/202,186.20 = 132,166.40/x
  3. Step 3: Cross multiply
    134,790.80x = 202,186.20 × 132,166.40
  4. Step 4: Simplify right side
    134,790.80x = 26,722,222,183.68
  5. Step 5: Solve for x
    x = 26,722,222,183.68/134,790.80
  6. Step 6: Final answer
    x = 198,249.60

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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.