Home / 225,749.36-338,494.44-67,931.12

Finding the Fourth Proportional to 225,749.36, 338,494.44 and 67,931.12

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Solution

The fourth proportional to 225,749.36, 338,494.44 and 67,931.12 is: 101,857.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,749.36 : 338,494.44 = 67,931.12 : x
  2. Step 2: Convert to fraction form
    225,749.36/338,494.44 = 67,931.12/x
  3. Step 3: Cross multiply
    225,749.36x = 338,494.44 × 67,931.12
  4. Step 4: Simplify right side
    225,749.36x = 22,994,306,422.97
  5. Step 5: Solve for x
    x = 22,994,306,422.97/225,749.36
  6. Step 6: Final answer
    x = 101,857.68

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1.5x scale

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.