Home / 68,105.75-93,932.69-44,240.12

Finding the Fourth Proportional to 68,105.75, 93,932.69 and 44,240.12

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Solution

The fourth proportional to 68,105.75, 93,932.69 and 44,240.12 is: 61,016.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,105.75 : 93,932.69 = 44,240.12 : x
  2. Step 2: Convert to fraction form
    68,105.75/93,932.69 = 44,240.12/x
  3. Step 3: Cross multiply
    68,105.75x = 93,932.69 × 44,240.12
  4. Step 4: Simplify right side
    68,105.75x = 4,155,592,786.66
  5. Step 5: Solve for x
    x = 4,155,592,786.66/68,105.75
  6. Step 6: Final answer
    x = 61,016.77

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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.