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Finding the Fourth Proportional to 222,483.60, 333,722.46 and 54,005.25

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Solution

The fourth proportional to 222,483.60, 333,722.46 and 54,005.25 is: 81,007.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,483.60 : 333,722.46 = 54,005.25 : x
  2. Step 2: Convert to fraction form
    222,483.60/333,722.46 = 54,005.25/x
  3. Step 3: Cross multiply
    222,483.60x = 333,722.46 × 54,005.25
  4. Step 4: Simplify right side
    222,483.60x = 18,022,764,882.92
  5. Step 5: Solve for x
    x = 18,022,764,882.92/222,483.60
  6. Step 6: Final answer
    x = 81,007.16

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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.