Home / 83,913.78-125,871-33,994.82

Finding the Fourth Proportional to 83,913.78, 125,871 and 33,994.82

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Solution

The fourth proportional to 83,913.78, 125,871 and 33,994.82 is: 50,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,913.78 : 125,871 = 33,994.82 : x
  2. Step 2: Convert to fraction form
    83,913.78/125,871 = 33,994.82/x
  3. Step 3: Cross multiply
    83,913.78x = 125,871 × 33,994.82
  4. Step 4: Simplify right side
    83,913.78x = 4,278,961,988.22
  5. Step 5: Solve for x
    x = 4,278,961,988.22/83,913.78
  6. Step 6: Final answer
    x = 50,992.36

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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.