Home / 226,278.20-312,264.42-125,676.20

Finding the Fourth Proportional to 226,278.20, 312,264.42 and 125,676.20

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Solution

The fourth proportional to 226,278.20, 312,264.42 and 125,676.20 is: 173,433.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,278.20 : 312,264.42 = 125,676.20 : x
  2. Step 2: Convert to fraction form
    226,278.20/312,264.42 = 125,676.20/x
  3. Step 3: Cross multiply
    226,278.20x = 312,264.42 × 125,676.20
  4. Step 4: Simplify right side
    226,278.20x = 39,244,205,700.80
  5. Step 5: Solve for x
    x = 39,244,205,700.80/226,278.20
  6. Step 6: Final answer
    x = 173,433.44

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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.