Home / 192,923.10-266,227.70-106,878.56

Finding the Fourth Proportional to 192,923.10, 266,227.70 and 106,878.56

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Solution

The fourth proportional to 192,923.10, 266,227.70 and 106,878.56 is: 147,488.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,923.10 : 266,227.70 = 106,878.56 : x
  2. Step 2: Convert to fraction form
    192,923.10/266,227.70 = 106,878.56/x
  3. Step 3: Cross multiply
    192,923.10x = 266,227.70 × 106,878.56
  4. Step 4: Simplify right side
    192,923.10x = 28,454,031,342.58
  5. Step 5: Solve for x
    x = 28,454,031,342.58/192,923.10
  6. Step 6: Final answer
    x = 147,488.98

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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.