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Finding the Fourth Proportional to 222,513.75, 333,812.48 and 89,404.65

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Solution

The fourth proportional to 222,513.75, 333,812.48 and 89,404.65 is: 134,123.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,513.75 : 333,812.48 = 89,404.65 : x
  2. Step 2: Convert to fraction form
    222,513.75/333,812.48 = 89,404.65/x
  3. Step 3: Cross multiply
    222,513.75x = 333,812.48 × 89,404.65
  4. Step 4: Simplify right side
    222,513.75x = 29,844,387,493.01
  5. Step 5: Solve for x
    x = 29,844,387,493.01/222,513.75
  6. Step 6: Final answer
    x = 134,123.79

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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.