Home / 204,363.38-306,541.53-91,964.07

Finding the Fourth Proportional to 204,363.38, 306,541.53 and 91,964.07

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Solution

The fourth proportional to 204,363.38, 306,541.53 and 91,964.07 is: 137,944.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,363.38 : 306,541.53 = 91,964.07 : x
  2. Step 2: Convert to fraction form
    204,363.38/306,541.53 = 91,964.07/x
  3. Step 3: Cross multiply
    204,363.38x = 306,541.53 × 91,964.07
  4. Step 4: Simplify right side
    204,363.38x = 28,190,806,722.83
  5. Step 5: Solve for x
    x = 28,190,806,722.83/204,363.38
  6. Step 6: Final answer
    x = 137,944.51

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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.