Home / 204,019.42-306,004.76-54,270.66

Finding the Fourth Proportional to 204,019.42, 306,004.76 and 54,270.66

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Solution

The fourth proportional to 204,019.42, 306,004.76 and 54,270.66 is: 81,399.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,019.42 : 306,004.76 = 54,270.66 : x
  2. Step 2: Convert to fraction form
    204,019.42/306,004.76 = 54,270.66/x
  3. Step 3: Cross multiply
    204,019.42x = 306,004.76 × 54,270.66
  4. Step 4: Simplify right side
    204,019.42x = 16,607,080,288.34
  5. Step 5: Solve for x
    x = 16,607,080,288.34/204,019.42
  6. Step 6: Final answer
    x = 81,399.51

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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.