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Finding the Fourth Proportional to 133,045.70, 199,568.55 and 44,302.10

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Solution

The fourth proportional to 133,045.70, 199,568.55 and 44,302.10 is: 66,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,045.70 : 199,568.55 = 44,302.10 : x
  2. Step 2: Convert to fraction form
    133,045.70/199,568.55 = 44,302.10/x
  3. Step 3: Cross multiply
    133,045.70x = 199,568.55 × 44,302.10
  4. Step 4: Simplify right side
    133,045.70x = 8,841,305,858.96
  5. Step 5: Solve for x
    x = 8,841,305,858.96/133,045.70
  6. Step 6: Final answer
    x = 66,453.15

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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.