Home / 225,897.39-338,877.54-76,180.50

Finding the Fourth Proportional to 225,897.39, 338,877.54 and 76,180.50

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Solution

The fourth proportional to 225,897.39, 338,877.54 and 76,180.50 is: 114,281.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,897.39 : 338,877.54 = 76,180.50 : x
  2. Step 2: Convert to fraction form
    225,897.39/338,877.54 = 76,180.50/x
  3. Step 3: Cross multiply
    225,897.39x = 338,877.54 × 76,180.50
  4. Step 4: Simplify right side
    225,897.39x = 25,815,860,435.97
  5. Step 5: Solve for x
    x = 25,815,860,435.97/225,897.39
  6. Step 6: Final answer
    x = 114,281.36

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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.