Home / 126,218.16-189,262.44-41,947.92

Finding the Fourth Proportional to 126,218.16, 189,262.44 and 41,947.92

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Solution

The fourth proportional to 126,218.16, 189,262.44 and 41,947.92 is: 62,900.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,218.16 : 189,262.44 = 41,947.92 : x
  2. Step 2: Convert to fraction form
    126,218.16/189,262.44 = 41,947.92/x
  3. Step 3: Cross multiply
    126,218.16x = 189,262.44 × 41,947.92
  4. Step 4: Simplify right side
    126,218.16x = 7,939,165,692.12
  5. Step 5: Solve for x
    x = 7,939,165,692.12/126,218.16
  6. Step 6: Final answer
    x = 62,900.34

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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.