Home / 203,227.08-280,590.24-126,862.44

Finding the Fourth Proportional to 203,227.08, 280,590.24 and 126,862.44

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Solution

The fourth proportional to 203,227.08, 280,590.24 and 126,862.44 is: 175,155.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,227.08 : 280,590.24 = 126,862.44 : x
  2. Step 2: Convert to fraction form
    203,227.08/280,590.24 = 126,862.44/x
  3. Step 3: Cross multiply
    203,227.08x = 280,590.24 × 126,862.44
  4. Step 4: Simplify right side
    203,227.08x = 35,596,362,486.59
  5. Step 5: Solve for x
    x = 35,596,362,486.59/203,227.08
  6. Step 6: Final answer
    x = 175,155.61

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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.