Home / 181,382.76-250,296.12-100,805.04

Finding the Fourth Proportional to 181,382.76, 250,296.12 and 100,805.04

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Solution

The fourth proportional to 181,382.76, 250,296.12 and 100,805.04 is: 139,104.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,382.76 : 250,296.12 = 100,805.04 : x
  2. Step 2: Convert to fraction form
    181,382.76/250,296.12 = 100,805.04/x
  3. Step 3: Cross multiply
    181,382.76x = 250,296.12 × 100,805.04
  4. Step 4: Simplify right side
    181,382.76x = 25,231,110,388.44
  5. Step 5: Solve for x
    x = 25,231,110,388.44/181,382.76
  6. Step 6: Final answer
    x = 139,104.24

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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.