Home / 175,439.74-263,243.85-137,765.02

Finding the Fourth Proportional to 175,439.74, 263,243.85 and 137,765.02

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Solution

The fourth proportional to 175,439.74, 263,243.85 and 137,765.02 is: 206,713.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,439.74 : 263,243.85 = 137,765.02 : x
  2. Step 2: Convert to fraction form
    175,439.74/263,243.85 = 137,765.02/x
  3. Step 3: Cross multiply
    175,439.74x = 263,243.85 × 137,765.02
  4. Step 4: Simplify right side
    175,439.74x = 36,265,794,260.13
  5. Step 5: Solve for x
    x = 36,265,794,260.13/175,439.74
  6. Step 6: Final answer
    x = 206,713.68

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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.