Home / 222,287.52-306,759.22-126,799.86

Finding the Fourth Proportional to 222,287.52, 306,759.22 and 126,799.86

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Solution

The fourth proportional to 222,287.52, 306,759.22 and 126,799.86 is: 174,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,287.52 : 306,759.22 = 126,799.86 : x
  2. Step 2: Convert to fraction form
    222,287.52/306,759.22 = 126,799.86/x
  3. Step 3: Cross multiply
    222,287.52x = 306,759.22 × 126,799.86
  4. Step 4: Simplify right side
    222,287.52x = 38,897,026,149.71
  5. Step 5: Solve for x
    x = 38,897,026,149.71/222,287.52
  6. Step 6: Final answer
    x = 174,985.20

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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.