Home / 61,162.67-91,727.39-16,778.92

Finding the Fourth Proportional to 61,162.67, 91,727.39 and 16,778.92

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Solution

The fourth proportional to 61,162.67, 91,727.39 and 16,778.92 is: 25,163.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,162.67 : 91,727.39 = 16,778.92 : x
  2. Step 2: Convert to fraction form
    61,162.67/91,727.39 = 16,778.92/x
  3. Step 3: Cross multiply
    61,162.67x = 91,727.39 × 16,778.92
  4. Step 4: Simplify right side
    61,162.67x = 1,539,086,538.62
  5. Step 5: Solve for x
    x = 1,539,086,538.62/61,162.67
  6. Step 6: Final answer
    x = 25,163.82

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1.5x scale

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.