Home / 222,826.24-334,451.62-138,330.72

Finding the Fourth Proportional to 222,826.24, 334,451.62 and 138,330.72

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Solution

The fourth proportional to 222,826.24, 334,451.62 and 138,330.72 is: 207,627.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,826.24 : 334,451.62 = 138,330.72 : x
  2. Step 2: Convert to fraction form
    222,826.24/334,451.62 = 138,330.72/x
  3. Step 3: Cross multiply
    222,826.24x = 334,451.62 × 138,330.72
  4. Step 4: Simplify right side
    222,826.24x = 46,264,933,399.77
  5. Step 5: Solve for x
    x = 46,264,933,399.77/222,826.24
  6. Step 6: Final answer
    x = 207,627.85

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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.