Home / 225,947.76-311,834.52-125,352.24

Finding the Fourth Proportional to 225,947.76, 311,834.52 and 125,352.24

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Solution

The fourth proportional to 225,947.76, 311,834.52 and 125,352.24 is: 173,000.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,947.76 : 311,834.52 = 125,352.24 : x
  2. Step 2: Convert to fraction form
    225,947.76/311,834.52 = 125,352.24/x
  3. Step 3: Cross multiply
    225,947.76x = 311,834.52 × 125,352.24
  4. Step 4: Simplify right side
    225,947.76x = 39,089,155,591.32
  5. Step 5: Solve for x
    x = 39,089,155,591.32/225,947.76
  6. Step 6: Final answer
    x = 173,000.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.