Home / 192,880.82-266,151.57-107,984.18

Finding the Fourth Proportional to 192,880.82, 266,151.57 and 107,984.18

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Solution

The fourth proportional to 192,880.82, 266,151.57 and 107,984.18 is: 149,004.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,880.82 : 266,151.57 = 107,984.18 : x
  2. Step 2: Convert to fraction form
    192,880.82/266,151.57 = 107,984.18/x
  3. Step 3: Cross multiply
    192,880.82x = 266,151.57 × 107,984.18
  4. Step 4: Simplify right side
    192,880.82x = 28,740,159,042.16
  5. Step 5: Solve for x
    x = 28,740,159,042.16/192,880.82
  6. Step 6: Final answer
    x = 149,004.75

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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.