Home / 225,839.07-338,784.53-76,027.95

Finding the Fourth Proportional to 225,839.07, 338,784.53 and 76,027.95

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Solution

The fourth proportional to 225,839.07, 338,784.53 and 76,027.95 is: 114,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,839.07 : 338,784.53 = 76,027.95 : x
  2. Step 2: Convert to fraction form
    225,839.07/338,784.53 = 76,027.95/x
  3. Step 3: Cross multiply
    225,839.07x = 338,784.53 × 76,027.95
  4. Step 4: Simplify right side
    225,839.07x = 25,757,092,927.47
  5. Step 5: Solve for x
    x = 25,757,092,927.47/225,839.07
  6. Step 6: Final answer
    x = 114,050.65

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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.