Home / 216,084.24-298,211.22-120,609.54

Finding the Fourth Proportional to 216,084.24, 298,211.22 and 120,609.54

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Solution

The fourth proportional to 216,084.24, 298,211.22 and 120,609.54 is: 166,449.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,084.24 : 298,211.22 = 120,609.54 : x
  2. Step 2: Convert to fraction form
    216,084.24/298,211.22 = 120,609.54/x
  3. Step 3: Cross multiply
    216,084.24x = 298,211.22 × 120,609.54
  4. Step 4: Simplify right side
    216,084.24x = 35,967,118,067.04
  5. Step 5: Solve for x
    x = 35,967,118,067.04/216,084.24
  6. Step 6: Final answer
    x = 166,449.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.