Home / 192,899.14-266,197.89-108,019.24

Finding the Fourth Proportional to 192,899.14, 266,197.89 and 108,019.24

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Solution

The fourth proportional to 192,899.14, 266,197.89 and 108,019.24 is: 149,064.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,899.14 : 266,197.89 = 108,019.24 : x
  2. Step 2: Convert to fraction form
    192,899.14/266,197.89 = 108,019.24/x
  3. Step 3: Cross multiply
    192,899.14x = 266,197.89 × 108,019.24
  4. Step 4: Simplify right side
    192,899.14x = 28,754,493,506.98
  5. Step 5: Solve for x
    x = 28,754,493,506.98/192,899.14
  6. Step 6: Final answer
    x = 149,064.91

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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.