Home / 81,204.85-112,063.41-44,908.75

Finding the Fourth Proportional to 81,204.85, 112,063.41 and 44,908.75

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Solution

The fourth proportional to 81,204.85, 112,063.41 and 44,908.75 is: 61,974.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,204.85 : 112,063.41 = 44,908.75 : x
  2. Step 2: Convert to fraction form
    81,204.85/112,063.41 = 44,908.75/x
  3. Step 3: Cross multiply
    81,204.85x = 112,063.41 × 44,908.75
  4. Step 4: Simplify right side
    81,204.85x = 5,032,627,992.79
  5. Step 5: Solve for x
    x = 5,032,627,992.79/81,204.85
  6. Step 6: Final answer
    x = 61,974.48

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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.