Home / 126,104.22-189,370.59-84,253.24

Finding the Fourth Proportional to 126,104.22, 189,370.59 and 84,253.24

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Solution

The fourth proportional to 126,104.22, 189,370.59 and 84,253.24 is: 126,523.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,104.22 : 189,370.59 = 84,253.24 : x
  2. Step 2: Convert to fraction form
    126,104.22/189,370.59 = 84,253.24/x
  3. Step 3: Cross multiply
    126,104.22x = 189,370.59 × 84,253.24
  4. Step 4: Simplify right side
    126,104.22x = 15,955,085,768.21
  5. Step 5: Solve for x
    x = 15,955,085,768.21/126,104.22
  6. Step 6: Final answer
    x = 126,523.01

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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.