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Finding the Fourth Proportional to 66,010.75, 91,092.30 and 35,795.52

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Solution

The fourth proportional to 66,010.75, 91,092.30 and 35,795.52 is: 49,396.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,010.75 : 91,092.30 = 35,795.52 : x
  2. Step 2: Convert to fraction form
    66,010.75/91,092.30 = 35,795.52/x
  3. Step 3: Cross multiply
    66,010.75x = 91,092.30 × 35,795.52
  4. Step 4: Simplify right side
    66,010.75x = 3,260,696,112.26
  5. Step 5: Solve for x
    x = 3,260,696,112.26/66,010.75
  6. Step 6: Final answer
    x = 49,396.44

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1.5x scale

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.