Home / 61,121.44-91,565.04-41,365.92

Finding the Fourth Proportional to 61,121.44, 91,565.04 and 41,365.92

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Solution

The fourth proportional to 61,121.44, 91,565.04 and 41,365.92 is: 61,969.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,121.44 : 91,565.04 = 41,365.92 : x
  2. Step 2: Convert to fraction form
    61,121.44/91,565.04 = 41,365.92/x
  3. Step 3: Cross multiply
    61,121.44x = 91,565.04 × 41,365.92
  4. Step 4: Simplify right side
    61,121.44x = 3,787,672,119.44
  5. Step 5: Solve for x
    x = 3,787,672,119.44/61,121.44
  6. Step 6: Final answer
    x = 61,969.62

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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.