Home / 133,748.31-200,633.40-54,863.22

Finding the Fourth Proportional to 133,748.31, 200,633.40 and 54,863.22

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Solution

The fourth proportional to 133,748.31, 200,633.40 and 54,863.22 is: 82,299.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,748.31 : 200,633.40 = 54,863.22 : x
  2. Step 2: Convert to fraction form
    133,748.31/200,633.40 = 54,863.22/x
  3. Step 3: Cross multiply
    133,748.31x = 200,633.40 × 54,863.22
  4. Step 4: Simplify right side
    133,748.31x = 11,007,393,724.81
  5. Step 5: Solve for x
    x = 11,007,393,724.81/133,748.31
  6. Step 6: Final answer
    x = 82,299.31

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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.