Home / 169,110.68-253,668.50-80,373.24

Finding the Fourth Proportional to 169,110.68, 253,668.50 and 80,373.24

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Solution

The fourth proportional to 169,110.68, 253,668.50 and 80,373.24 is: 120,561.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,110.68 : 253,668.50 = 80,373.24 : x
  2. Step 2: Convert to fraction form
    169,110.68/253,668.50 = 80,373.24/x
  3. Step 3: Cross multiply
    169,110.68x = 253,668.50 × 80,373.24
  4. Step 4: Simplify right side
    169,110.68x = 20,388,159,230.94
  5. Step 5: Solve for x
    x = 20,388,159,230.94/169,110.68
  6. Step 6: Final answer
    x = 120,561.04

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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.