Home / 131,265.06-196,602.03-91,997.52

Finding the Fourth Proportional to 131,265.06, 196,602.03 and 91,997.52

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Solution

The fourth proportional to 131,265.06, 196,602.03 and 91,997.52 is: 137,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,265.06 : 196,602.03 = 91,997.52 : x
  2. Step 2: Convert to fraction form
    131,265.06/196,602.03 = 91,997.52/x
  3. Step 3: Cross multiply
    131,265.06x = 196,602.03 × 91,997.52
  4. Step 4: Simplify right side
    131,265.06x = 18,086,899,186.97
  5. Step 5: Solve for x
    x = 18,086,899,186.97/131,265.06
  6. Step 6: Final answer
    x = 137,789.14

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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.