Home / 203,227.02-280,590.21-126,862.38

Finding the Fourth Proportional to 203,227.02, 280,590.21 and 126,862.38

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Solution

The fourth proportional to 203,227.02, 280,590.21 and 126,862.38 is: 175,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,227.02 : 280,590.21 = 126,862.38 : x
  2. Step 2: Convert to fraction form
    203,227.02/280,590.21 = 126,862.38/x
  3. Step 3: Cross multiply
    203,227.02x = 280,590.21 × 126,862.38
  4. Step 4: Simplify right side
    203,227.02x = 35,596,341,845.30
  5. Step 5: Solve for x
    x = 35,596,341,845.30/203,227.02
  6. Step 6: Final answer
    x = 175,155.56

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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.