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Finding the Fourth Proportional to 61,592.86, 92,391.72 and 17,223.76

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Solution

The fourth proportional to 61,592.86, 92,391.72 and 17,223.76 is: 25,836.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,592.86 : 92,391.72 = 17,223.76 : x
  2. Step 2: Convert to fraction form
    61,592.86/92,391.72 = 17,223.76/x
  3. Step 3: Cross multiply
    61,592.86x = 92,391.72 × 17,223.76
  4. Step 4: Simplify right side
    61,592.86x = 1,591,332,811.27
  5. Step 5: Solve for x
    x = 1,591,332,811.27/61,592.86
  6. Step 6: Final answer
    x = 25,836.32

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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.