Home / 204,188.47-306,297.29-54,427.97

Finding the Fourth Proportional to 204,188.47, 306,297.29 and 54,427.97

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Solution

The fourth proportional to 204,188.47, 306,297.29 and 54,427.97 is: 81,645.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,188.47 : 306,297.29 = 54,427.97 : x
  2. Step 2: Convert to fraction form
    204,188.47/306,297.29 = 54,427.97/x
  3. Step 3: Cross multiply
    204,188.47x = 306,297.29 × 54,427.97
  4. Step 4: Simplify right side
    204,188.47x = 16,671,140,613.01
  5. Step 5: Solve for x
    x = 16,671,140,613.01/204,188.47
  6. Step 6: Final answer
    x = 81,645.85

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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.