Home / 222,003.71-306,395.10-125,227.43

Finding the Fourth Proportional to 222,003.71, 306,395.10 and 125,227.43

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Solution

The fourth proportional to 222,003.71, 306,395.10 and 125,227.43 is: 172,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,003.71 : 306,395.10 = 125,227.43 : x
  2. Step 2: Convert to fraction form
    222,003.71/306,395.10 = 125,227.43/x
  3. Step 3: Cross multiply
    222,003.71x = 306,395.10 × 125,227.43
  4. Step 4: Simplify right side
    222,003.71x = 38,369,070,937.59
  5. Step 5: Solve for x
    x = 38,369,070,937.59/222,003.71
  6. Step 6: Final answer
    x = 172,830.76

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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.