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Finding the Fourth Proportional to 61,193.60, 91,792.66 and 16,823.82

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Solution

The fourth proportional to 61,193.60, 91,792.66 and 16,823.82 is: 25,236.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,193.60 : 91,792.66 = 16,823.82 : x
  2. Step 2: Convert to fraction form
    61,193.60/91,792.66 = 16,823.82/x
  3. Step 3: Cross multiply
    61,193.60x = 91,792.66 × 16,823.82
  4. Step 4: Simplify right side
    61,193.60x = 1,544,303,189.16
  5. Step 5: Solve for x
    x = 1,544,303,189.16/61,193.60
  6. Step 6: Final answer
    x = 25,236.35

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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.