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Finding the Fourth Proportional to 66,265.33, 91,446.37 and 36,050.64

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Solution

The fourth proportional to 66,265.33, 91,446.37 and 36,050.64 is: 49,750.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,265.33 : 91,446.37 = 36,050.64 : x
  2. Step 2: Convert to fraction form
    66,265.33/91,446.37 = 36,050.64/x
  3. Step 3: Cross multiply
    66,265.33x = 91,446.37 × 36,050.64
  4. Step 4: Simplify right side
    66,265.33x = 3,296,700,673.80
  5. Step 5: Solve for x
    x = 3,296,700,673.80/66,265.33
  6. Step 6: Final answer
    x = 49,750.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.