Home / 222,832.24-334,460.62-138,336.72

Finding the Fourth Proportional to 222,832.24, 334,460.62 and 138,336.72

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Solution

The fourth proportional to 222,832.24, 334,460.62 and 138,336.72 is: 207,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,832.24 : 334,460.62 = 138,336.72 : x
  2. Step 2: Convert to fraction form
    222,832.24/334,460.62 = 138,336.72/x
  3. Step 3: Cross multiply
    222,832.24x = 334,460.62 × 138,336.72
  4. Step 4: Simplify right side
    222,832.24x = 46,268,185,139.97
  5. Step 5: Solve for x
    x = 46,268,185,139.97/222,832.24
  6. Step 6: Final answer
    x = 207,636.85

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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.