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Finding the Fourth Proportional to 61,182.30, 91,806.90 and 23,743.86

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Solution

The fourth proportional to 61,182.30, 91,806.90 and 23,743.86 is: 35,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,182.30 : 91,806.90 = 23,743.86 : x
  2. Step 2: Convert to fraction form
    61,182.30/91,806.90 = 23,743.86/x
  3. Step 3: Cross multiply
    61,182.30x = 91,806.90 × 23,743.86
  4. Step 4: Simplify right side
    61,182.30x = 2,179,850,180.63
  5. Step 5: Solve for x
    x = 2,179,850,180.63/61,182.30
  6. Step 6: Final answer
    x = 35,628.77

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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.