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Finding the Fourth Proportional to 204,083.70, 306,125.55 and 119,884.20

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Solution

The fourth proportional to 204,083.70, 306,125.55 and 119,884.20 is: 179,826.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,083.70 : 306,125.55 = 119,884.20 : x
  2. Step 2: Convert to fraction form
    204,083.70/306,125.55 = 119,884.20/x
  3. Step 3: Cross multiply
    204,083.70x = 306,125.55 × 119,884.20
  4. Step 4: Simplify right side
    204,083.70x = 36,699,616,661.31
  5. Step 5: Solve for x
    x = 36,699,616,661.31/204,083.70
  6. Step 6: Final answer
    x = 179,826.30

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1.5x scale

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.