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Finding the Fourth Proportional to 222,886.80, 334,135.80 and 134,175.60

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Solution

The fourth proportional to 222,886.80, 334,135.80 and 134,175.60 is: 201,146.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,886.80 : 334,135.80 = 134,175.60 : x
  2. Step 2: Convert to fraction form
    222,886.80/334,135.80 = 134,175.60/x
  3. Step 3: Cross multiply
    222,886.80x = 334,135.80 × 134,175.60
  4. Step 4: Simplify right side
    222,886.80x = 44,832,871,446.48
  5. Step 5: Solve for x
    x = 44,832,871,446.48/222,886.80
  6. Step 6: Final answer
    x = 201,146.37

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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.