Home / 83,943.36-125,936.82-37,185.12

Finding the Fourth Proportional to 83,943.36, 125,936.82 and 37,185.12

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Solution

The fourth proportional to 83,943.36, 125,936.82 and 37,185.12 is: 55,787.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,943.36 : 125,936.82 = 37,185.12 : x
  2. Step 2: Convert to fraction form
    83,943.36/125,936.82 = 37,185.12/x
  3. Step 3: Cross multiply
    83,943.36x = 125,936.82 × 37,185.12
  4. Step 4: Simplify right side
    83,943.36x = 4,682,975,764.12
  5. Step 5: Solve for x
    x = 4,682,975,764.12/83,943.36
  6. Step 6: Final answer
    x = 55,787.33

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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.