Home / 192,943.40-266,270.09-112,357.94

Finding the Fourth Proportional to 192,943.40, 266,270.09 and 112,357.94

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Solution

The fourth proportional to 192,943.40, 266,270.09 and 112,357.94 is: 155,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,943.40 : 266,270.09 = 112,357.94 : x
  2. Step 2: Convert to fraction form
    192,943.40/266,270.09 = 112,357.94/x
  3. Step 3: Cross multiply
    192,943.40x = 266,270.09 × 112,357.94
  4. Step 4: Simplify right side
    192,943.40x = 29,917,556,902.87
  5. Step 5: Solve for x
    x = 29,917,556,902.87/192,943.40
  6. Step 6: Final answer
    x = 155,058.73

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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.