Home / 225,836.55-310,872.04-195,195.60

Finding the Fourth Proportional to 225,836.55, 310,872.04 and 195,195.60

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Solution

The fourth proportional to 225,836.55, 310,872.04 and 195,195.60 is: 268,693.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,836.55 : 310,872.04 = 195,195.60 : x
  2. Step 2: Convert to fraction form
    225,836.55/310,872.04 = 195,195.60/x
  3. Step 3: Cross multiply
    225,836.55x = 310,872.04 × 195,195.60
  4. Step 4: Simplify right side
    225,836.55x = 60,680,853,883.04
  5. Step 5: Solve for x
    x = 60,680,853,883.04/225,836.55
  6. Step 6: Final answer
    x = 268,693.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.