Home / 222,151.54-306,523.83-131,462.12

Finding the Fourth Proportional to 222,151.54, 306,523.83 and 131,462.12

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Solution

The fourth proportional to 222,151.54, 306,523.83 and 131,462.12 is: 181,390.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,151.54 : 306,523.83 = 131,462.12 : x
  2. Step 2: Convert to fraction form
    222,151.54/306,523.83 = 131,462.12/x
  3. Step 3: Cross multiply
    222,151.54x = 306,523.83 × 131,462.12
  4. Step 4: Simplify right side
    222,151.54x = 40,296,270,989.70
  5. Step 5: Solve for x
    x = 40,296,270,989.70/222,151.54
  6. Step 6: Final answer
    x = 181,390.92

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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.