Home / 204,021.10-306,074.85-61,854.70

Finding the Fourth Proportional to 204,021.10, 306,074.85 and 61,854.70

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Solution

The fourth proportional to 204,021.10, 306,074.85 and 61,854.70 is: 92,795.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,021.10 : 306,074.85 = 61,854.70 : x
  2. Step 2: Convert to fraction form
    204,021.10/306,074.85 = 61,854.70/x
  3. Step 3: Cross multiply
    204,021.10x = 306,074.85 × 61,854.70
  4. Step 4: Simplify right side
    204,021.10x = 18,932,168,024.30
  5. Step 5: Solve for x
    x = 18,932,168,024.30/204,021.10
  6. Step 6: Final answer
    x = 92,795.15

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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.