Home / 126,209.75-189,273.65-41,947.25

Finding the Fourth Proportional to 126,209.75, 189,273.65 and 41,947.25

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Solution

The fourth proportional to 126,209.75, 189,273.65 and 41,947.25 is: 62,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,209.75 : 189,273.65 = 41,947.25 : x
  2. Step 2: Convert to fraction form
    126,209.75/189,273.65 = 41,947.25/x
  3. Step 3: Cross multiply
    126,209.75x = 189,273.65 × 41,947.25
  4. Step 4: Simplify right side
    126,209.75x = 7,939,507,958.86
  5. Step 5: Solve for x
    x = 7,939,507,958.86/126,209.75
  6. Step 6: Final answer
    x = 62,907.25

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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.