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Finding the Fourth Proportional to 66,201.84, 99,352.68 and 35,044.08

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Solution

The fourth proportional to 66,201.84, 99,352.68 and 35,044.08 is: 52,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,201.84 : 99,352.68 = 35,044.08 : x
  2. Step 2: Convert to fraction form
    66,201.84/99,352.68 = 35,044.08/x
  3. Step 3: Cross multiply
    66,201.84x = 99,352.68 × 35,044.08
  4. Step 4: Simplify right side
    66,201.84x = 3,481,723,266.13
  5. Step 5: Solve for x
    x = 3,481,723,266.13/66,201.84
  6. Step 6: Final answer
    x = 52,592.55

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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.