Home / 231,945.35-320,084.63-141,301.29

Finding the Fourth Proportional to 231,945.35, 320,084.63 and 141,301.29

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Solution

The fourth proportional to 231,945.35, 320,084.63 and 141,301.29 is: 194,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,945.35 : 320,084.63 = 141,301.29 : x
  2. Step 2: Convert to fraction form
    231,945.35/320,084.63 = 141,301.29/x
  3. Step 3: Cross multiply
    231,945.35x = 320,084.63 × 141,301.29
  4. Step 4: Simplify right side
    231,945.35x = 45,228,368,821.24
  5. Step 5: Solve for x
    x = 45,228,368,821.24/231,945.35
  6. Step 6: Final answer
    x = 194,995.80

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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.