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Finding the Fourth Proportional to 61,232.89, 91,763.80 and 33,092.28

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Solution

The fourth proportional to 61,232.89, 91,763.80 and 33,092.28 is: 49,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,232.89 : 91,763.80 = 33,092.28 : x
  2. Step 2: Convert to fraction form
    61,232.89/91,763.80 = 33,092.28/x
  3. Step 3: Cross multiply
    61,232.89x = 91,763.80 × 33,092.28
  4. Step 4: Simplify right side
    61,232.89x = 3,036,673,363.46
  5. Step 5: Solve for x
    x = 3,036,673,363.46/61,232.89
  6. Step 6: Final answer
    x = 49,592.19

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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.