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Finding the Fourth Proportional to 222,073.73, 333,035.99 and 72,278.79

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Solution

The fourth proportional to 222,073.73, 333,035.99 and 72,278.79 is: 108,393.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,073.73 : 333,035.99 = 72,278.79 : x
  2. Step 2: Convert to fraction form
    222,073.73/333,035.99 = 72,278.79/x
  3. Step 3: Cross multiply
    222,073.73x = 333,035.99 × 72,278.79
  4. Step 4: Simplify right side
    222,073.73x = 24,071,438,383.65
  5. Step 5: Solve for x
    x = 24,071,438,383.65/222,073.73
  6. Step 6: Final answer
    x = 108,393.90

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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.