Home / 61,193.53-91,772.66-16,821.73

Finding the Fourth Proportional to 61,193.53, 91,772.66 and 16,821.73

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Solution

The fourth proportional to 61,193.53, 91,772.66 and 16,821.73 is: 25,227.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,193.53 : 91,772.66 = 16,821.73 : x
  2. Step 2: Convert to fraction form
    61,193.53/91,772.66 = 16,821.73/x
  3. Step 3: Cross multiply
    61,193.53x = 91,772.66 × 16,821.73
  4. Step 4: Simplify right side
    61,193.53x = 1,543,774,823.79
  5. Step 5: Solve for x
    x = 1,543,774,823.79/61,193.53
  6. Step 6: Final answer
    x = 25,227.75

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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.