Home / 96,565.20-144,912.60-43,947.60

Finding the Fourth Proportional to 96,565.20, 144,912.60 and 43,947.60

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Solution

The fourth proportional to 96,565.20, 144,912.60 and 43,947.60 is: 65,950.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,565.20 : 144,912.60 = 43,947.60 : x
  2. Step 2: Convert to fraction form
    96,565.20/144,912.60 = 43,947.60/x
  3. Step 3: Cross multiply
    96,565.20x = 144,912.60 × 43,947.60
  4. Step 4: Simplify right side
    96,565.20x = 6,368,560,979.76
  5. Step 5: Solve for x
    x = 6,368,560,979.76/96,565.20
  6. Step 6: Final answer
    x = 65,950.89

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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.