Home / 226,351.44-312,346.35-124,371.72

Finding the Fourth Proportional to 226,351.44, 312,346.35 and 124,371.72

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Solution

The fourth proportional to 226,351.44, 312,346.35 and 124,371.72 is: 171,622.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,351.44 : 312,346.35 = 124,371.72 : x
  2. Step 2: Convert to fraction form
    226,351.44/312,346.35 = 124,371.72/x
  3. Step 3: Cross multiply
    226,351.44x = 312,346.35 × 124,371.72
  4. Step 4: Simplify right side
    226,351.44x = 38,847,052,785.22
  5. Step 5: Solve for x
    x = 38,847,052,785.22/226,351.44
  6. Step 6: Final answer
    x = 171,622.73

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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.