Home / 115,379.52-173,009.31-52,169.43

Finding the Fourth Proportional to 115,379.52, 173,009.31 and 52,169.43

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Solution

The fourth proportional to 115,379.52, 173,009.31 and 52,169.43 is: 78,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,379.52 : 173,009.31 = 52,169.43 : x
  2. Step 2: Convert to fraction form
    115,379.52/173,009.31 = 52,169.43/x
  3. Step 3: Cross multiply
    115,379.52x = 173,009.31 × 52,169.43
  4. Step 4: Simplify right side
    115,379.52x = 9,025,797,087.39
  5. Step 5: Solve for x
    x = 9,025,797,087.39/115,379.52
  6. Step 6: Final answer
    x = 78,227.03

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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.