Home / 225,734.95-338,654.49-75,971.35

Finding the Fourth Proportional to 225,734.95, 338,654.49 and 75,971.35

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Solution

The fourth proportional to 225,734.95, 338,654.49 and 75,971.35 is: 113,974.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,734.95 : 338,654.49 = 75,971.35 : x
  2. Step 2: Convert to fraction form
    225,734.95/338,654.49 = 75,971.35/x
  3. Step 3: Cross multiply
    225,734.95x = 338,654.49 × 75,971.35
  4. Step 4: Simplify right side
    225,734.95x = 25,728,038,788.86
  5. Step 5: Solve for x
    x = 25,728,038,788.86/225,734.95
  6. Step 6: Final answer
    x = 113,974.55

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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.