Home / 77,992.67-107,629.56-44,001.15

Finding the Fourth Proportional to 77,992.67, 107,629.56 and 44,001.15

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Solution

The fourth proportional to 77,992.67, 107,629.56 and 44,001.15 is: 60,721.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,992.67 : 107,629.56 = 44,001.15 : x
  2. Step 2: Convert to fraction form
    77,992.67/107,629.56 = 44,001.15/x
  3. Step 3: Cross multiply
    77,992.67x = 107,629.56 × 44,001.15
  4. Step 4: Simplify right side
    77,992.67x = 4,735,824,413.99
  5. Step 5: Solve for x
    x = 4,735,824,413.99/77,992.67
  6. Step 6: Final answer
    x = 60,721.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.