Home / 144,522.54-199,450.89-80,866.26

Finding the Fourth Proportional to 144,522.54, 199,450.89 and 80,866.26

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Solution

The fourth proportional to 144,522.54, 199,450.89 and 80,866.26 is: 111,600.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,522.54 : 199,450.89 = 80,866.26 : x
  2. Step 2: Convert to fraction form
    144,522.54/199,450.89 = 80,866.26/x
  3. Step 3: Cross multiply
    144,522.54x = 199,450.89 × 80,866.26
  4. Step 4: Simplify right side
    144,522.54x = 16,128,847,527.97
  5. Step 5: Solve for x
    x = 16,128,847,527.97/144,522.54
  6. Step 6: Final answer
    x = 111,600.91

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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.