Home / 103,696.06-155,464.17-33,556.54

Finding the Fourth Proportional to 103,696.06, 155,464.17 and 33,556.54

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Solution

The fourth proportional to 103,696.06, 155,464.17 and 33,556.54 is: 50,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,696.06 : 155,464.17 = 33,556.54 : x
  2. Step 2: Convert to fraction form
    103,696.06/155,464.17 = 33,556.54/x
  3. Step 3: Cross multiply
    103,696.06x = 155,464.17 × 33,556.54
  4. Step 4: Simplify right side
    103,696.06x = 5,216,839,639.17
  5. Step 5: Solve for x
    x = 5,216,839,639.17/103,696.06
  6. Step 6: Final answer
    x = 50,308.95

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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.