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Finding the Fourth Proportional to 222,878.48, 334,082.94 and 73,079.72

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Solution

The fourth proportional to 222,878.48, 334,082.94 and 73,079.72 is: 109,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,878.48 : 334,082.94 = 73,079.72 : x
  2. Step 2: Convert to fraction form
    222,878.48/334,082.94 = 73,079.72/x
  3. Step 3: Cross multiply
    222,878.48x = 334,082.94 × 73,079.72
  4. Step 4: Simplify right side
    222,878.48x = 24,414,687,711.98
  5. Step 5: Solve for x
    x = 24,414,687,711.98/222,878.48
  6. Step 6: Final answer
    x = 109,542.60

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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.