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Finding the Fourth Proportional to 222,981.88, 334,239 and 73,183.72

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Solution

The fourth proportional to 222,981.88, 334,239 and 73,183.72 is: 109,698.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,981.88 : 334,239 = 73,183.72 : x
  2. Step 2: Convert to fraction form
    222,981.88/334,239 = 73,183.72/x
  3. Step 3: Cross multiply
    222,981.88x = 334,239 × 73,183.72
  4. Step 4: Simplify right side
    222,981.88x = 24,460,853,389.08
  5. Step 5: Solve for x
    x = 24,460,853,389.08/222,981.88
  6. Step 6: Final answer
    x = 109,698.84

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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.