Home / 126,233.22-189,169.38-92,690.10

Finding the Fourth Proportional to 126,233.22, 189,169.38 and 92,690.10

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Solution

The fourth proportional to 126,233.22, 189,169.38 and 92,690.10 is: 138,902.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,233.22 : 189,169.38 = 92,690.10 : x
  2. Step 2: Convert to fraction form
    126,233.22/189,169.38 = 92,690.10/x
  3. Step 3: Cross multiply
    126,233.22x = 189,169.38 × 92,690.10
  4. Step 4: Simplify right side
    126,233.22x = 17,534,128,749.14
  5. Step 5: Solve for x
    x = 17,534,128,749.14/126,233.22
  6. Step 6: Final answer
    x = 138,902.65

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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.