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Finding the Fourth Proportional to 133,666.35, 200,482.73 and 43,701.54

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Solution

The fourth proportional to 133,666.35, 200,482.73 and 43,701.54 is: 65,546.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,666.35 : 200,482.73 = 43,701.54 : x
  2. Step 2: Convert to fraction form
    133,666.35/200,482.73 = 43,701.54/x
  3. Step 3: Cross multiply
    133,666.35x = 200,482.73 × 43,701.54
  4. Step 4: Simplify right side
    133,666.35x = 8,761,404,044.40
  5. Step 5: Solve for x
    x = 8,761,404,044.40/133,666.35
  6. Step 6: Final answer
    x = 65,546.82

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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.