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Finding the Fourth Proportional to 222,482.43, 333,841.32 and 121,353.53

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Solution

The fourth proportional to 222,482.43, 333,841.32 and 121,353.53 is: 182,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,482.43 : 333,841.32 = 121,353.53 : x
  2. Step 2: Convert to fraction form
    222,482.43/333,841.32 = 121,353.53/x
  3. Step 3: Cross multiply
    222,482.43x = 333,841.32 × 121,353.53
  4. Step 4: Simplify right side
    222,482.43x = 40,512,820,972.65
  5. Step 5: Solve for x
    x = 40,512,820,972.65/222,482.43
  6. Step 6: Final answer
    x = 182,094.47

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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.