Home / 192,968.22-266,207.13-125,007.87

Finding the Fourth Proportional to 192,968.22, 266,207.13 and 125,007.87

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Solution

The fourth proportional to 192,968.22, 266,207.13 and 125,007.87 is: 172,453.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,968.22 : 266,207.13 = 125,007.87 : x
  2. Step 2: Convert to fraction form
    192,968.22/266,207.13 = 125,007.87/x
  3. Step 3: Cross multiply
    192,968.22x = 266,207.13 × 125,007.87
  4. Step 4: Simplify right side
    192,968.22x = 33,277,986,300.11
  5. Step 5: Solve for x
    x = 33,277,986,300.11/192,968.22
  6. Step 6: Final answer
    x = 172,453.20

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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.