Home / 126,262.62-189,393.95-84,224.80

Finding the Fourth Proportional to 126,262.62, 189,393.95 and 84,224.80

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Solution

The fourth proportional to 126,262.62, 189,393.95 and 84,224.80 is: 126,337.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,262.62 : 189,393.95 = 84,224.80 : x
  2. Step 2: Convert to fraction form
    126,262.62/189,393.95 = 84,224.80/x
  3. Step 3: Cross multiply
    126,262.62x = 189,393.95 × 84,224.80
  4. Step 4: Simplify right side
    126,262.62x = 15,951,667,559.96
  5. Step 5: Solve for x
    x = 15,951,667,559.96/126,262.62
  6. Step 6: Final answer
    x = 126,337.21

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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.