Home / 126,464.48-189,725.52-43,353.44

Finding the Fourth Proportional to 126,464.48, 189,725.52 and 43,353.44

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Solution

The fourth proportional to 126,464.48, 189,725.52 and 43,353.44 is: 65,040.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,464.48 : 189,725.52 = 43,353.44 : x
  2. Step 2: Convert to fraction form
    126,464.48/189,725.52 = 43,353.44/x
  3. Step 3: Cross multiply
    126,464.48x = 189,725.52 × 43,353.44
  4. Step 4: Simplify right side
    126,464.48x = 8,225,253,947.79
  5. Step 5: Solve for x
    x = 8,225,253,947.79/126,464.48
  6. Step 6: Final answer
    x = 65,040.03

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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.