Home / 179,813.52-269,840.66-74,632.59

Finding the Fourth Proportional to 179,813.52, 269,840.66 and 74,632.59

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Solution

The fourth proportional to 179,813.52, 269,840.66 and 74,632.59 is: 111,998.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,813.52 : 269,840.66 = 74,632.59 : x
  2. Step 2: Convert to fraction form
    179,813.52/269,840.66 = 74,632.59/x
  3. Step 3: Cross multiply
    179,813.52x = 269,840.66 × 74,632.59
  4. Step 4: Simplify right side
    179,813.52x = 20,138,906,969.95
  5. Step 5: Solve for x
    x = 20,138,906,969.95/179,813.52
  6. Step 6: Final answer
    x = 111,998.85

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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.