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Finding the Fourth Proportional to 222,933.87, 334,499.90 and 90,073.62

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Solution

The fourth proportional to 222,933.87, 334,499.90 and 90,073.62 is: 135,150.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,933.87 : 334,499.90 = 90,073.62 : x
  2. Step 2: Convert to fraction form
    222,933.87/334,499.90 = 90,073.62/x
  3. Step 3: Cross multiply
    222,933.87x = 334,499.90 × 90,073.62
  4. Step 4: Simplify right side
    222,933.87x = 30,129,616,432.27
  5. Step 5: Solve for x
    x = 30,129,616,432.27/222,933.87
  6. Step 6: Final answer
    x = 135,150.47

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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.