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Finding the Fourth Proportional to 61,188.86, 91,792.04 and 27,032.68

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Solution

The fourth proportional to 61,188.86, 91,792.04 and 27,032.68 is: 40,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,188.86 : 91,792.04 = 27,032.68 : x
  2. Step 2: Convert to fraction form
    61,188.86/91,792.04 = 27,032.68/x
  3. Step 3: Cross multiply
    61,188.86x = 91,792.04 × 27,032.68
  4. Step 4: Simplify right side
    61,188.86x = 2,481,384,843.87
  5. Step 5: Solve for x
    x = 2,481,384,843.87/61,188.86
  6. Step 6: Final answer
    x = 40,552.89

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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.