Home / 74,333.63-111,540.14-34,891.09

Finding the Fourth Proportional to 74,333.63, 111,540.14 and 34,891.09

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Solution

The fourth proportional to 74,333.63, 111,540.14 and 34,891.09 is: 52,355.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,333.63 : 111,540.14 = 34,891.09 : x
  2. Step 2: Convert to fraction form
    74,333.63/111,540.14 = 34,891.09/x
  3. Step 3: Cross multiply
    74,333.63x = 111,540.14 × 34,891.09
  4. Step 4: Simplify right side
    74,333.63x = 3,891,757,063.35
  5. Step 5: Solve for x
    x = 3,891,757,063.35/74,333.63
  6. Step 6: Final answer
    x = 52,355.27

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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.