Home / 126,208.80-189,318.06-32,712.12

Finding the Fourth Proportional to 126,208.80, 189,318.06 and 32,712.12

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Solution

The fourth proportional to 126,208.80, 189,318.06 and 32,712.12 is: 49,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,208.80 : 189,318.06 = 32,712.12 : x
  2. Step 2: Convert to fraction form
    126,208.80/189,318.06 = 32,712.12/x
  3. Step 3: Cross multiply
    126,208.80x = 189,318.06 × 32,712.12
  4. Step 4: Simplify right side
    126,208.80x = 6,192,995,096.89
  5. Step 5: Solve for x
    x = 6,192,995,096.89/126,208.80
  6. Step 6: Final answer
    x = 49,069.44

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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.