Home / 204,426.27-306,652.38-64,190.43

Finding the Fourth Proportional to 204,426.27, 306,652.38 and 64,190.43

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Solution

The fourth proportional to 204,426.27, 306,652.38 and 64,190.43 is: 96,289.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,426.27 : 306,652.38 = 64,190.43 : x
  2. Step 2: Convert to fraction form
    204,426.27/306,652.38 = 64,190.43/x
  3. Step 3: Cross multiply
    204,426.27x = 306,652.38 × 64,190.43
  4. Step 4: Simplify right side
    204,426.27x = 19,684,148,132.72
  5. Step 5: Solve for x
    x = 19,684,148,132.72/204,426.27
  6. Step 6: Final answer
    x = 96,289.72

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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.