Home / 204,500.10-306,750.15-115,926.60

Finding the Fourth Proportional to 204,500.10, 306,750.15 and 115,926.60

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Solution

The fourth proportional to 204,500.10, 306,750.15 and 115,926.60 is: 173,889.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,500.10 : 306,750.15 = 115,926.60 : x
  2. Step 2: Convert to fraction form
    204,500.10/306,750.15 = 115,926.60/x
  3. Step 3: Cross multiply
    204,500.10x = 306,750.15 × 115,926.60
  4. Step 4: Simplify right side
    204,500.10x = 35,560,501,938.99
  5. Step 5: Solve for x
    x = 35,560,501,938.99/204,500.10
  6. Step 6: Final answer
    x = 173,889.90

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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.