Home / 192,766.56-266,007.42-107,867.22

Finding the Fourth Proportional to 192,766.56, 266,007.42 and 107,867.22

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Solution

The fourth proportional to 192,766.56, 266,007.42 and 107,867.22 is: 148,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,766.56 : 266,007.42 = 107,867.22 : x
  2. Step 2: Convert to fraction form
    192,766.56/266,007.42 = 107,867.22/x
  3. Step 3: Cross multiply
    192,766.56x = 266,007.42 × 107,867.22
  4. Step 4: Simplify right side
    192,766.56x = 28,693,480,894.77
  5. Step 5: Solve for x
    x = 28,693,480,894.77/192,766.56
  6. Step 6: Final answer
    x = 148,850.93

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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.