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Finding the Fourth Proportional to 133,899.64, 200,849.24 and 54,958.25

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Solution

The fourth proportional to 133,899.64, 200,849.24 and 54,958.25 is: 82,437.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,899.64 : 200,849.24 = 54,958.25 : x
  2. Step 2: Convert to fraction form
    133,899.64/200,849.24 = 54,958.25/x
  3. Step 3: Cross multiply
    133,899.64x = 200,849.24 × 54,958.25
  4. Step 4: Simplify right side
    133,899.64x = 11,038,323,383.75
  5. Step 5: Solve for x
    x = 11,038,323,383.75/133,899.64
  6. Step 6: Final answer
    x = 82,437.29

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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.