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Finding the Fourth Proportional to 222,468.04, 333,699.24 and 53,989.75

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Solution

The fourth proportional to 222,468.04, 333,699.24 and 53,989.75 is: 80,983.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,468.04 : 333,699.24 = 53,989.75 : x
  2. Step 2: Convert to fraction form
    222,468.04/333,699.24 = 53,989.75/x
  3. Step 3: Cross multiply
    222,468.04x = 333,699.24 × 53,989.75
  4. Step 4: Simplify right side
    222,468.04x = 18,016,338,542.79
  5. Step 5: Solve for x
    x = 18,016,338,542.79/222,468.04
  6. Step 6: Final answer
    x = 80,983.94

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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.