Home / 194,264.76-268,083.63-108,222.78

Finding the Fourth Proportional to 194,264.76, 268,083.63 and 108,222.78

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Solution

The fourth proportional to 194,264.76, 268,083.63 and 108,222.78 is: 149,346.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,264.76 : 268,083.63 = 108,222.78 : x
  2. Step 2: Convert to fraction form
    194,264.76/268,083.63 = 108,222.78/x
  3. Step 3: Cross multiply
    194,264.76x = 268,083.63 × 108,222.78
  4. Step 4: Simplify right side
    194,264.76x = 29,012,755,711.09
  5. Step 5: Solve for x
    x = 29,012,755,711.09/194,264.76
  6. Step 6: Final answer
    x = 149,346.47

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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.