Home / 204,518.57-306,781.02-64,277.19

Finding the Fourth Proportional to 204,518.57, 306,781.02 and 64,277.19

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Solution

The fourth proportional to 204,518.57, 306,781.02 and 64,277.19 is: 96,416.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,518.57 : 306,781.02 = 64,277.19 : x
  2. Step 2: Convert to fraction form
    204,518.57/306,781.02 = 64,277.19/x
  3. Step 3: Cross multiply
    204,518.57x = 306,781.02 × 64,277.19
  4. Step 4: Simplify right side
    204,518.57x = 19,719,021,910.93
  5. Step 5: Solve for x
    x = 19,719,021,910.93/204,518.57
  6. Step 6: Final answer
    x = 96,416.78

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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.