Home / 126,599.45-189,900.98-33,105.20

Finding the Fourth Proportional to 126,599.45, 189,900.98 and 33,105.20

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Solution

The fourth proportional to 126,599.45, 189,900.98 and 33,105.20 is: 49,658.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,599.45 : 189,900.98 = 33,105.20 : x
  2. Step 2: Convert to fraction form
    126,599.45/189,900.98 = 33,105.20/x
  3. Step 3: Cross multiply
    126,599.45x = 189,900.98 × 33,105.20
  4. Step 4: Simplify right side
    126,599.45x = 6,286,708,808.07
  5. Step 5: Solve for x
    x = 6,286,708,808.07/126,599.45
  6. Step 6: Final answer
    x = 49,658.27

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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.