Home / 222,531.77-333,839.78-89,422.44

Finding the Fourth Proportional to 222,531.77, 333,839.78 and 89,422.44

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Solution

The fourth proportional to 222,531.77, 333,839.78 and 89,422.44 is: 134,150.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,531.77 : 333,839.78 = 89,422.44 : x
  2. Step 2: Convert to fraction form
    222,531.77/333,839.78 = 89,422.44/x
  3. Step 3: Cross multiply
    222,531.77x = 333,839.78 × 89,422.44
  4. Step 4: Simplify right side
    222,531.77x = 29,852,767,249.55
  5. Step 5: Solve for x
    x = 29,852,767,249.55/222,531.77
  6. Step 6: Final answer
    x = 134,150.59

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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.