Home / 151,003.14-226,679.68-81,019.14

Finding the Fourth Proportional to 151,003.14, 226,679.68 and 81,019.14

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Solution

The fourth proportional to 151,003.14, 226,679.68 and 81,019.14 is: 121,622.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,003.14 : 226,679.68 = 81,019.14 : x
  2. Step 2: Convert to fraction form
    151,003.14/226,679.68 = 81,019.14/x
  3. Step 3: Cross multiply
    151,003.14x = 226,679.68 × 81,019.14
  4. Step 4: Simplify right side
    151,003.14x = 18,365,392,729.08
  5. Step 5: Solve for x
    x = 18,365,392,729.08/151,003.14
  6. Step 6: Final answer
    x = 121,622.59

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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.