Home / 204,284.44-306,358.62-85,933.72

Finding the Fourth Proportional to 204,284.44, 306,358.62 and 85,933.72

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Solution

The fourth proportional to 204,284.44, 306,358.62 and 85,933.72 is: 128,871.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,284.44 : 306,358.62 = 85,933.72 : x
  2. Step 2: Convert to fraction form
    204,284.44/306,358.62 = 85,933.72/x
  3. Step 3: Cross multiply
    204,284.44x = 306,358.62 × 85,933.72
  4. Step 4: Simplify right side
    204,284.44x = 26,326,535,870.67
  5. Step 5: Solve for x
    x = 26,326,535,870.67/204,284.44
  6. Step 6: Final answer
    x = 128,871.96

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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.