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Finding the Fourth Proportional to 133,393.88, 200,090.82 and 50,268.44

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Solution

The fourth proportional to 133,393.88, 200,090.82 and 50,268.44 is: 75,402.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,393.88 : 200,090.82 = 50,268.44 : x
  2. Step 2: Convert to fraction form
    133,393.88/200,090.82 = 50,268.44/x
  3. Step 3: Cross multiply
    133,393.88x = 200,090.82 × 50,268.44
  4. Step 4: Simplify right side
    133,393.88x = 10,058,253,379.72
  5. Step 5: Solve for x
    x = 10,058,253,379.72/133,393.88
  6. Step 6: Final answer
    x = 75,402.66

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1.5x scale

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.