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Finding the Fourth Proportional to 222,230.40, 333,112.32 and 159,866.88

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Solution

The fourth proportional to 222,230.40, 333,112.32 and 159,866.88 is: 239,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,230.40 : 333,112.32 = 159,866.88 : x
  2. Step 2: Convert to fraction form
    222,230.40/333,112.32 = 159,866.88/x
  3. Step 3: Cross multiply
    222,230.40x = 333,112.32 × 159,866.88
  4. Step 4: Simplify right side
    222,230.40x = 53,253,627,287.96
  5. Step 5: Solve for x
    x = 53,253,627,287.96/222,230.40
  6. Step 6: Final answer
    x = 239,632.50

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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.