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Finding the Fourth Proportional to 222,414.10, 333,653.55 and 72,661.30

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Solution

The fourth proportional to 222,414.10, 333,653.55 and 72,661.30 is: 109,002.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,414.10 : 333,653.55 = 72,661.30 : x
  2. Step 2: Convert to fraction form
    222,414.10/333,653.55 = 72,661.30/x
  3. Step 3: Cross multiply
    222,414.10x = 333,653.55 × 72,661.30
  4. Step 4: Simplify right side
    222,414.10x = 24,243,700,692.62
  5. Step 5: Solve for x
    x = 24,243,700,692.62/222,414.10
  6. Step 6: Final answer
    x = 109,002.53

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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.