Home / 222,781.10-334,171.65-214,907.90

Finding the Fourth Proportional to 222,781.10, 334,171.65 and 214,907.90

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Solution

The fourth proportional to 222,781.10, 334,171.65 and 214,907.90 is: 322,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,781.10 : 334,171.65 = 214,907.90 : x
  2. Step 2: Convert to fraction form
    222,781.10/334,171.65 = 214,907.90/x
  3. Step 3: Cross multiply
    222,781.10x = 334,171.65 × 214,907.90
  4. Step 4: Simplify right side
    222,781.10x = 71,816,127,541.04
  5. Step 5: Solve for x
    x = 71,816,127,541.04/222,781.10
  6. Step 6: Final answer
    x = 322,361.85

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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.