Home / 126,201.85-189,261.83-41,939.37

Finding the Fourth Proportional to 126,201.85, 189,261.83 and 41,939.37

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Solution

The fourth proportional to 126,201.85, 189,261.83 and 41,939.37 is: 62,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,201.85 : 189,261.83 = 41,939.37 : x
  2. Step 2: Convert to fraction form
    126,201.85/189,261.83 = 41,939.37/x
  3. Step 3: Cross multiply
    126,201.85x = 189,261.83 × 41,939.37
  4. Step 4: Simplify right side
    126,201.85x = 7,937,522,020.10
  5. Step 5: Solve for x
    x = 7,937,522,020.10/126,201.85
  6. Step 6: Final answer
    x = 62,895.45

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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.