Home / 227,979.29-314,627.70-126,002.55

Finding the Fourth Proportional to 227,979.29, 314,627.70 and 126,002.55

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Solution

The fourth proportional to 227,979.29, 314,627.70 and 126,002.55 is: 173,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,979.29 : 314,627.70 = 126,002.55 : x
  2. Step 2: Convert to fraction form
    227,979.29/314,627.70 = 126,002.55/x
  3. Step 3: Cross multiply
    227,979.29x = 314,627.70 × 126,002.55
  4. Step 4: Simplify right side
    227,979.29x = 39,643,892,500.64
  5. Step 5: Solve for x
    x = 39,643,892,500.64/227,979.29
  6. Step 6: Final answer
    x = 173,892.52

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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.