Home / 252,910.50-379,387.62-65,922

Finding the Fourth Proportional to 252,910.50, 379,387.62 and 65,922

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Solution

The fourth proportional to 252,910.50, 379,387.62 and 65,922 is: 98,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,910.50 : 379,387.62 = 65,922 : x
  2. Step 2: Convert to fraction form
    252,910.50/379,387.62 = 65,922/x
  3. Step 3: Cross multiply
    252,910.50x = 379,387.62 × 65,922
  4. Step 4: Simplify right side
    252,910.50x = 25,009,990,685.64
  5. Step 5: Solve for x
    x = 25,009,990,685.64/252,910.50
  6. Step 6: Final answer
    x = 98,888.70

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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.