Home / 226,982.12-313,223.17-124,987.67

Finding the Fourth Proportional to 226,982.12, 313,223.17 and 124,987.67

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Solution

The fourth proportional to 226,982.12, 313,223.17 and 124,987.67 is: 172,476.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,982.12 : 313,223.17 = 124,987.67 : x
  2. Step 2: Convert to fraction form
    226,982.12/313,223.17 = 124,987.67/x
  3. Step 3: Cross multiply
    226,982.12x = 313,223.17 × 124,987.67
  4. Step 4: Simplify right side
    226,982.12x = 39,149,033,651.85
  5. Step 5: Solve for x
    x = 39,149,033,651.85/226,982.12
  6. Step 6: Final answer
    x = 172,476.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.