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Finding the Fourth Proportional to 222,863.20, 333,980.46 and 123,068.32

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Solution

The fourth proportional to 222,863.20, 333,980.46 and 123,068.32 is: 184,428.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,863.20 : 333,980.46 = 123,068.32 : x
  2. Step 2: Convert to fraction form
    222,863.20/333,980.46 = 123,068.32/x
  3. Step 3: Cross multiply
    222,863.20x = 333,980.46 × 123,068.32
  4. Step 4: Simplify right side
    222,863.20x = 41,102,414,125.03
  5. Step 5: Solve for x
    x = 41,102,414,125.03/222,863.20
  6. Step 6: Final answer
    x = 184,428.90

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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.