Home / 226,372.38-312,393.88-125,770.38

Finding the Fourth Proportional to 226,372.38, 312,393.88 and 125,770.38

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Solution

The fourth proportional to 226,372.38, 312,393.88 and 125,770.38 is: 173,563.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,372.38 : 312,393.88 = 125,770.38 : x
  2. Step 2: Convert to fraction form
    226,372.38/312,393.88 = 125,770.38/x
  3. Step 3: Cross multiply
    226,372.38x = 312,393.88 × 125,770.38
  4. Step 4: Simplify right side
    226,372.38x = 39,289,896,997.27
  5. Step 5: Solve for x
    x = 39,289,896,997.27/226,372.38
  6. Step 6: Final answer
    x = 173,563.12

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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.