Home / 222,226.56-306,304.80-165,617.28

Finding the Fourth Proportional to 222,226.56, 306,304.80 and 165,617.28

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Solution

The fourth proportional to 222,226.56, 306,304.80 and 165,617.28 is: 228,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,226.56 : 306,304.80 = 165,617.28 : x
  2. Step 2: Convert to fraction form
    222,226.56/306,304.80 = 165,617.28/x
  3. Step 3: Cross multiply
    222,226.56x = 306,304.80 × 165,617.28
  4. Step 4: Simplify right side
    222,226.56x = 50,729,367,826.94
  5. Step 5: Solve for x
    x = 50,729,367,826.94/222,226.56
  6. Step 6: Final answer
    x = 228,277.70

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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.