Home / 126,003.35-189,032.69-92,622.21

Finding the Fourth Proportional to 126,003.35, 189,032.69 and 92,622.21

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Solution

The fourth proportional to 126,003.35, 189,032.69 and 92,622.21 is: 138,953.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,003.35 : 189,032.69 = 92,622.21 : x
  2. Step 2: Convert to fraction form
    126,003.35/189,032.69 = 92,622.21/x
  3. Step 3: Cross multiply
    126,003.35x = 189,032.69 × 92,622.21
  4. Step 4: Simplify right side
    126,003.35x = 17,508,625,510.04
  5. Step 5: Solve for x
    x = 17,508,625,510.04/126,003.35
  6. Step 6: Final answer
    x = 138,953.65

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1.5x scale

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.