Home / 199,084.44-298,447.38-72,636.42

Finding the Fourth Proportional to 199,084.44, 298,447.38 and 72,636.42

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Solution

The fourth proportional to 199,084.44, 298,447.38 and 72,636.42 is: 108,889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,084.44 : 298,447.38 = 72,636.42 : x
  2. Step 2: Convert to fraction form
    199,084.44/298,447.38 = 72,636.42/x
  3. Step 3: Cross multiply
    199,084.44x = 298,447.38 × 72,636.42
  4. Step 4: Simplify right side
    199,084.44x = 21,678,149,241.58
  5. Step 5: Solve for x
    x = 21,678,149,241.58/199,084.44
  6. Step 6: Final answer
    x = 108,889.22

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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.