Home / 204,424.40-306,636.60-92,231.30

Finding the Fourth Proportional to 204,424.40, 306,636.60 and 92,231.30

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Solution

The fourth proportional to 204,424.40, 306,636.60 and 92,231.30 is: 138,346.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,424.40 : 306,636.60 = 92,231.30 : x
  2. Step 2: Convert to fraction form
    204,424.40/306,636.60 = 92,231.30/x
  3. Step 3: Cross multiply
    204,424.40x = 306,636.60 × 92,231.30
  4. Step 4: Simplify right side
    204,424.40x = 28,281,492,245.58
  5. Step 5: Solve for x
    x = 28,281,492,245.58/204,424.40
  6. Step 6: Final answer
    x = 138,346.95

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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.