Home / 209,227.33-313,835.19-76,110.04

Finding the Fourth Proportional to 209,227.33, 313,835.19 and 76,110.04

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Solution

The fourth proportional to 209,227.33, 313,835.19 and 76,110.04 is: 114,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,227.33 : 313,835.19 = 76,110.04 : x
  2. Step 2: Convert to fraction form
    209,227.33/313,835.19 = 76,110.04/x
  3. Step 3: Cross multiply
    209,227.33x = 313,835.19 × 76,110.04
  4. Step 4: Simplify right side
    209,227.33x = 23,886,008,864.31
  5. Step 5: Solve for x
    x = 23,886,008,864.31/209,227.33
  6. Step 6: Final answer
    x = 114,162.95

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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.