Home / 227,979.47-314,627.95-126,002.74

Finding the Fourth Proportional to 227,979.47, 314,627.95 and 126,002.74

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Solution

The fourth proportional to 227,979.47, 314,627.95 and 126,002.74 is: 173,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,979.47 : 314,627.95 = 126,002.74 : x
  2. Step 2: Convert to fraction form
    227,979.47/314,627.95 = 126,002.74/x
  3. Step 3: Cross multiply
    227,979.47x = 314,627.95 × 126,002.74
  4. Step 4: Simplify right side
    227,979.47x = 39,643,984,331.37
  5. Step 5: Solve for x
    x = 39,643,984,331.37/227,979.47
  6. Step 6: Final answer
    x = 173,892.78

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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.