Home / 225,767.19-338,645.93-67,992.15

Finding the Fourth Proportional to 225,767.19, 338,645.93 and 67,992.15

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Solution

The fourth proportional to 225,767.19, 338,645.93 and 67,992.15 is: 101,986.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,767.19 : 338,645.93 = 67,992.15 : x
  2. Step 2: Convert to fraction form
    225,767.19/338,645.93 = 67,992.15/x
  3. Step 3: Cross multiply
    225,767.19x = 338,645.93 × 67,992.15
  4. Step 4: Simplify right side
    225,767.19x = 23,025,264,529.49
  5. Step 5: Solve for x
    x = 23,025,264,529.49/225,767.19
  6. Step 6: Final answer
    x = 101,986.76

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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.