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Finding the Fourth Proportional to 222,302.56, 333,488.48 and 74,524

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Solution

The fourth proportional to 222,302.56, 333,488.48 and 74,524 is: 111,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,302.56 : 333,488.48 = 74,524 : x
  2. Step 2: Convert to fraction form
    222,302.56/333,488.48 = 74,524/x
  3. Step 3: Cross multiply
    222,302.56x = 333,488.48 × 74,524
  4. Step 4: Simplify right side
    222,302.56x = 24,852,895,483.52
  5. Step 5: Solve for x
    x = 24,852,895,483.52/222,302.56
  6. Step 6: Final answer
    x = 111,797.61

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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.