Home / 110,953.47-166,413.79-40,816.38

Finding the Fourth Proportional to 110,953.47, 166,413.79 and 40,816.38

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Solution

The fourth proportional to 110,953.47, 166,413.79 and 40,816.38 is: 61,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,953.47 : 166,413.79 = 40,816.38 : x
  2. Step 2: Convert to fraction form
    110,953.47/166,413.79 = 40,816.38/x
  3. Step 3: Cross multiply
    110,953.47x = 166,413.79 × 40,816.38
  4. Step 4: Simplify right side
    110,953.47x = 6,792,408,489.88
  5. Step 5: Solve for x
    x = 6,792,408,489.88/110,953.47
  6. Step 6: Final answer
    x = 61,218.53

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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.