Home / 177,815.16-266,796.36-77,923.44

Finding the Fourth Proportional to 177,815.16, 266,796.36 and 77,923.44

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Solution

The fourth proportional to 177,815.16, 266,796.36 and 77,923.44 is: 116,917.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,815.16 : 266,796.36 = 77,923.44 : x
  2. Step 2: Convert to fraction form
    177,815.16/266,796.36 = 77,923.44/x
  3. Step 3: Cross multiply
    177,815.16x = 266,796.36 × 77,923.44
  4. Step 4: Simplify right side
    177,815.16x = 20,789,690,150.68
  5. Step 5: Solve for x
    x = 20,789,690,150.68/177,815.16
  6. Step 6: Final answer
    x = 116,917.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.