Home / 227,214.45-313,519.07-131,702.49

Finding the Fourth Proportional to 227,214.45, 313,519.07 and 131,702.49

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Solution

The fourth proportional to 227,214.45, 313,519.07 and 131,702.49 is: 181,728.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,214.45 : 313,519.07 = 131,702.49 : x
  2. Step 2: Convert to fraction form
    227,214.45/313,519.07 = 131,702.49/x
  3. Step 3: Cross multiply
    227,214.45x = 313,519.07 × 131,702.49
  4. Step 4: Simplify right side
    227,214.45x = 41,291,241,522.97
  5. Step 5: Solve for x
    x = 41,291,241,522.97/227,214.45
  6. Step 6: Final answer
    x = 181,728.06

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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.