Home / 126,028.19-189,060.98-40,610.43

Finding the Fourth Proportional to 126,028.19, 189,060.98 and 40,610.43

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Solution

The fourth proportional to 126,028.19, 189,060.98 and 40,610.43 is: 60,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,028.19 : 189,060.98 = 40,610.43 : x
  2. Step 2: Convert to fraction form
    126,028.19/189,060.98 = 40,610.43/x
  3. Step 3: Cross multiply
    126,028.19x = 189,060.98 × 40,610.43
  4. Step 4: Simplify right side
    126,028.19x = 7,677,847,490.97
  5. Step 5: Solve for x
    x = 7,677,847,490.97/126,028.19
  6. Step 6: Final answer
    x = 60,921.67

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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.