Home / 222,342.50-306,832.26-120,367.92

Finding the Fourth Proportional to 222,342.50, 306,832.26 and 120,367.92

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Solution

The fourth proportional to 222,342.50, 306,832.26 and 120,367.92 is: 166,107.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,342.50 : 306,832.26 = 120,367.92 : x
  2. Step 2: Convert to fraction form
    222,342.50/306,832.26 = 120,367.92/x
  3. Step 3: Cross multiply
    222,342.50x = 306,832.26 × 120,367.92
  4. Step 4: Simplify right side
    222,342.50x = 36,932,760,925.10
  5. Step 5: Solve for x
    x = 36,932,760,925.10/222,342.50
  6. Step 6: Final answer
    x = 166,107.52

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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.