Home / 151,422.57-226,919.66-83,984.49

Finding the Fourth Proportional to 151,422.57, 226,919.66 and 83,984.49

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Solution

The fourth proportional to 151,422.57, 226,919.66 and 83,984.49 is: 125,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,422.57 : 226,919.66 = 83,984.49 : x
  2. Step 2: Convert to fraction form
    151,422.57/226,919.66 = 83,984.49/x
  3. Step 3: Cross multiply
    151,422.57x = 226,919.66 × 83,984.49
  4. Step 4: Simplify right side
    151,422.57x = 19,057,731,496.15
  5. Step 5: Solve for x
    x = 19,057,731,496.15/151,422.57
  6. Step 6: Final answer
    x = 125,857.93

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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.