Home / 92,942.45-139,413.38-26,382.63

Finding the Fourth Proportional to 92,942.45, 139,413.38 and 26,382.63

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Solution

The fourth proportional to 92,942.45, 139,413.38 and 26,382.63 is: 39,573.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,942.45 : 139,413.38 = 26,382.63 : x
  2. Step 2: Convert to fraction form
    92,942.45/139,413.38 = 26,382.63/x
  3. Step 3: Cross multiply
    92,942.45x = 139,413.38 × 26,382.63
  4. Step 4: Simplify right side
    92,942.45x = 3,678,091,489.68
  5. Step 5: Solve for x
    x = 3,678,091,489.68/92,942.45
  6. Step 6: Final answer
    x = 39,573.86

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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.