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Finding the Fourth Proportional to 222,184.02, 333,310.74 and 72,389.52

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Solution

The fourth proportional to 222,184.02, 333,310.74 and 72,389.52 is: 108,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,184.02 : 333,310.74 = 72,389.52 : x
  2. Step 2: Convert to fraction form
    222,184.02/333,310.74 = 72,389.52/x
  3. Step 3: Cross multiply
    222,184.02x = 333,310.74 × 72,389.52
  4. Step 4: Simplify right side
    222,184.02x = 24,128,204,479.44
  5. Step 5: Solve for x
    x = 24,128,204,479.44/222,184.02
  6. Step 6: Final answer
    x = 108,595.59

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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.