Home / 181,422.24-250,275.60-156,228

Finding the Fourth Proportional to 181,422.24, 250,275.60 and 156,228

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Solution

The fourth proportional to 181,422.24, 250,275.60 and 156,228 is: 215,519.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,422.24 : 250,275.60 = 156,228 : x
  2. Step 2: Convert to fraction form
    181,422.24/250,275.60 = 156,228/x
  3. Step 3: Cross multiply
    181,422.24x = 250,275.60 × 156,228
  4. Step 4: Simplify right side
    181,422.24x = 39,100,056,436.80
  5. Step 5: Solve for x
    x = 39,100,056,436.80/181,422.24
  6. Step 6: Final answer
    x = 215,519.64

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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.