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Finding the Fourth Proportional to 61,042.01, 84,181.73 and 41,887.98

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Solution

The fourth proportional to 61,042.01, 84,181.73 and 41,887.98 is: 57,766.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,042.01 : 84,181.73 = 41,887.98 : x
  2. Step 2: Convert to fraction form
    61,042.01/84,181.73 = 41,887.98/x
  3. Step 3: Cross multiply
    61,042.01x = 84,181.73 × 41,887.98
  4. Step 4: Simplify right side
    61,042.01x = 3,526,202,413.17
  5. Step 5: Solve for x
    x = 3,526,202,413.17/61,042.01
  6. Step 6: Final answer
    x = 57,766.82

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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.