Home / 119,912.52-179,867.97-31,165.68

Finding the Fourth Proportional to 119,912.52, 179,867.97 and 31,165.68

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Solution

The fourth proportional to 119,912.52, 179,867.97 and 31,165.68 is: 46,748.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,912.52 : 179,867.97 = 31,165.68 : x
  2. Step 2: Convert to fraction form
    119,912.52/179,867.97 = 31,165.68/x
  3. Step 3: Cross multiply
    119,912.52x = 179,867.97 × 31,165.68
  4. Step 4: Simplify right side
    119,912.52x = 5,605,707,595.27
  5. Step 5: Solve for x
    x = 5,605,707,595.27/119,912.52
  6. Step 6: Final answer
    x = 46,748.31

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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.