Home / 194,456.69-268,340.60-109,579.22

Finding the Fourth Proportional to 194,456.69, 268,340.60 and 109,579.22

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Solution

The fourth proportional to 194,456.69, 268,340.60 and 109,579.22 is: 151,213.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,456.69 : 268,340.60 = 109,579.22 : x
  2. Step 2: Convert to fraction form
    194,456.69/268,340.60 = 109,579.22/x
  3. Step 3: Cross multiply
    194,456.69x = 268,340.60 × 109,579.22
  4. Step 4: Simplify right side
    194,456.69x = 29,404,552,574.58
  5. Step 5: Solve for x
    x = 29,404,552,574.58/194,456.69
  6. Step 6: Final answer
    x = 151,213.89

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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.