Home / 144,584.87-199,527.09-80,922.66

Finding the Fourth Proportional to 144,584.87, 199,527.09 and 80,922.66

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Solution

The fourth proportional to 144,584.87, 199,527.09 and 80,922.66 is: 111,673.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,584.87 : 199,527.09 = 80,922.66 : x
  2. Step 2: Convert to fraction form
    144,584.87/199,527.09 = 80,922.66/x
  3. Step 3: Cross multiply
    144,584.87x = 199,527.09 × 80,922.66
  4. Step 4: Simplify right side
    144,584.87x = 16,146,262,864.86
  5. Step 5: Solve for x
    x = 16,146,262,864.86/144,584.87
  6. Step 6: Final answer
    x = 111,673.26

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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.