Home / 362,845.80-544,139.10-126,196.20

Finding the Fourth Proportional to 362,845.80, 544,139.10 and 126,196.20

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Solution

The fourth proportional to 362,845.80, 544,139.10 and 126,196.20 is: 189,249.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,845.80 : 544,139.10 = 126,196.20 : x
  2. Step 2: Convert to fraction form
    362,845.80/544,139.10 = 126,196.20/x
  3. Step 3: Cross multiply
    362,845.80x = 544,139.10 × 126,196.20
  4. Step 4: Simplify right side
    362,845.80x = 68,668,286,691.42
  5. Step 5: Solve for x
    x = 68,668,286,691.42/362,845.80
  6. Step 6: Final answer
    x = 189,249.23

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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.