Home / 103,791.06-155,660.67-33,690.42

Finding the Fourth Proportional to 103,791.06, 155,660.67 and 33,690.42

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Solution

The fourth proportional to 103,791.06, 155,660.67 and 33,690.42 is: 50,527.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,791.06 : 155,660.67 = 33,690.42 : x
  2. Step 2: Convert to fraction form
    103,791.06/155,660.67 = 33,690.42/x
  3. Step 3: Cross multiply
    103,791.06x = 155,660.67 × 33,690.42
  4. Step 4: Simplify right side
    103,791.06x = 5,244,273,349.78
  5. Step 5: Solve for x
    x = 5,244,273,349.78/103,791.06
  6. Step 6: Final answer
    x = 50,527.22

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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.