Home / 175,567.38-263,351.07-82,138.74

Finding the Fourth Proportional to 175,567.38, 263,351.07 and 82,138.74

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Solution

The fourth proportional to 175,567.38, 263,351.07 and 82,138.74 is: 123,208.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,567.38 : 263,351.07 = 82,138.74 : x
  2. Step 2: Convert to fraction form
    175,567.38/263,351.07 = 82,138.74/x
  3. Step 3: Cross multiply
    175,567.38x = 263,351.07 × 82,138.74
  4. Step 4: Simplify right side
    175,567.38x = 21,631,325,067.45
  5. Step 5: Solve for x
    x = 21,631,325,067.45/175,567.38
  6. Step 6: Final answer
    x = 123,208.11

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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.