Home / 227,135.25-340,719.29-92,134.49

Finding the Fourth Proportional to 227,135.25, 340,719.29 and 92,134.49

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Solution

The fourth proportional to 227,135.25, 340,719.29 and 92,134.49 is: 138,208.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,135.25 : 340,719.29 = 92,134.49 : x
  2. Step 2: Convert to fraction form
    227,135.25/340,719.29 = 92,134.49/x
  3. Step 3: Cross multiply
    227,135.25x = 340,719.29 × 92,134.49
  4. Step 4: Simplify right side
    227,135.25x = 31,391,995,853.04
  5. Step 5: Solve for x
    x = 31,391,995,853.04/227,135.25
  6. Step 6: Final answer
    x = 138,208.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.