Home / 204,258.26-306,395.62-71,151.98

Finding the Fourth Proportional to 204,258.26, 306,395.62 and 71,151.98

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Solution

The fourth proportional to 204,258.26, 306,395.62 and 71,151.98 is: 106,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,258.26 : 306,395.62 = 71,151.98 : x
  2. Step 2: Convert to fraction form
    204,258.26/306,395.62 = 71,151.98/x
  3. Step 3: Cross multiply
    204,258.26x = 306,395.62 × 71,151.98
  4. Step 4: Simplify right side
    204,258.26x = 21,800,655,026.33
  5. Step 5: Solve for x
    x = 21,800,655,026.33/204,258.26
  6. Step 6: Final answer
    x = 106,730.84

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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.