Home / 226,663.07-312,805.62-131,151.29

Finding the Fourth Proportional to 226,663.07, 312,805.62 and 131,151.29

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Solution

The fourth proportional to 226,663.07, 312,805.62 and 131,151.29 is: 180,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,663.07 : 312,805.62 = 131,151.29 : x
  2. Step 2: Convert to fraction form
    226,663.07/312,805.62 = 131,151.29/x
  3. Step 3: Cross multiply
    226,663.07x = 312,805.62 × 131,151.29
  4. Step 4: Simplify right side
    226,663.07x = 41,024,859,926.49
  5. Step 5: Solve for x
    x = 41,024,859,926.49/226,663.07
  6. Step 6: Final answer
    x = 180,994.90

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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.