Home / 204,428.27-306,655.38-64,192.43

Finding the Fourth Proportional to 204,428.27, 306,655.38 and 64,192.43

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Solution

The fourth proportional to 204,428.27, 306,655.38 and 64,192.43 is: 96,292.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,428.27 : 306,655.38 = 64,192.43 : x
  2. Step 2: Convert to fraction form
    204,428.27/306,655.38 = 64,192.43/x
  3. Step 3: Cross multiply
    204,428.27x = 306,655.38 × 64,192.43
  4. Step 4: Simplify right side
    204,428.27x = 19,684,954,014.77
  5. Step 5: Solve for x
    x = 19,684,954,014.77/204,428.27
  6. Step 6: Final answer
    x = 96,292.72

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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.