Home / 44,904.78-61,936.03-30,539.08

Finding the Fourth Proportional to 44,904.78, 61,936.03 and 30,539.08

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Solution

The fourth proportional to 44,904.78, 61,936.03 and 30,539.08 is: 42,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,904.78 : 61,936.03 = 30,539.08 : x
  2. Step 2: Convert to fraction form
    44,904.78/61,936.03 = 30,539.08/x
  3. Step 3: Cross multiply
    44,904.78x = 61,936.03 × 30,539.08
  4. Step 4: Simplify right side
    44,904.78x = 1,891,469,375.05
  5. Step 5: Solve for x
    x = 1,891,469,375.05/44,904.78
  6. Step 6: Final answer
    x = 42,121.78

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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.