Home / 144,173.91-198,976.92-119,932.08

Finding the Fourth Proportional to 144,173.91, 198,976.92 and 119,932.08

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Solution

The fourth proportional to 144,173.91, 198,976.92 and 119,932.08 is: 165,520.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,173.91 : 198,976.92 = 119,932.08 : x
  2. Step 2: Convert to fraction form
    144,173.91/198,976.92 = 119,932.08/x
  3. Step 3: Cross multiply
    144,173.91x = 198,976.92 × 119,932.08
  4. Step 4: Simplify right side
    144,173.91x = 23,863,715,887.59
  5. Step 5: Solve for x
    x = 23,863,715,887.59/144,173.91
  6. Step 6: Final answer
    x = 165,520.35

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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.