Home / 75,757.72-104,546.36-41,767.40

Finding the Fourth Proportional to 75,757.72, 104,546.36 and 41,767.40

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Solution

The fourth proportional to 75,757.72, 104,546.36 and 41,767.40 is: 57,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,757.72 : 104,546.36 = 41,767.40 : x
  2. Step 2: Convert to fraction form
    75,757.72/104,546.36 = 41,767.40/x
  3. Step 3: Cross multiply
    75,757.72x = 104,546.36 × 41,767.40
  4. Step 4: Simplify right side
    75,757.72x = 4,366,629,636.66
  5. Step 5: Solve for x
    x = 4,366,629,636.66/75,757.72
  6. Step 6: Final answer
    x = 57,639.40

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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.