Home / 115,470.75-173,211.17-36,590.79

Finding the Fourth Proportional to 115,470.75, 173,211.17 and 36,590.79

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Solution

The fourth proportional to 115,470.75, 173,211.17 and 36,590.79 is: 54,887.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,470.75 : 173,211.17 = 36,590.79 : x
  2. Step 2: Convert to fraction form
    115,470.75/173,211.17 = 36,590.79/x
  3. Step 3: Cross multiply
    115,470.75x = 173,211.17 × 36,590.79
  4. Step 4: Simplify right side
    115,470.75x = 6,337,933,364.17
  5. Step 5: Solve for x
    x = 6,337,933,364.17/115,470.75
  6. Step 6: Final answer
    x = 54,887.78

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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.