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Finding the Fourth Proportional to 100,356.73, 150,535.10 and 33,791.29

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Solution

The fourth proportional to 100,356.73, 150,535.10 and 33,791.29 is: 50,686.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,356.73 : 150,535.10 = 33,791.29 : x
  2. Step 2: Convert to fraction form
    100,356.73/150,535.10 = 33,791.29/x
  3. Step 3: Cross multiply
    100,356.73x = 150,535.10 × 33,791.29
  4. Step 4: Simplify right side
    100,356.73x = 5,086,774,297.65
  5. Step 5: Solve for x
    x = 5,086,774,297.65/100,356.73
  6. Step 6: Final answer
    x = 50,686.93

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1.5x scale

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.