Home / 127,081.92-190,322.30-110,351.03

Finding the Fourth Proportional to 127,081.92, 190,322.30 and 110,351.03

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Solution

The fourth proportional to 127,081.92, 190,322.30 and 110,351.03 is: 165,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,081.92 : 190,322.30 = 110,351.03 : x
  2. Step 2: Convert to fraction form
    127,081.92/190,322.30 = 110,351.03/x
  3. Step 3: Cross multiply
    127,081.92x = 190,322.30 × 110,351.03
  4. Step 4: Simplify right side
    127,081.92x = 21,002,260,333.60
  5. Step 5: Solve for x
    x = 21,002,260,333.60/127,081.92
  6. Step 6: Final answer
    x = 165,265.53

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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.