Home / 106,982.32-160,413.49-73,286.43

Finding the Fourth Proportional to 106,982.32, 160,413.49 and 73,286.43

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Solution

The fourth proportional to 106,982.32, 160,413.49 and 73,286.43 is: 109,888.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,982.32 : 160,413.49 = 73,286.43 : x
  2. Step 2: Convert to fraction form
    106,982.32/160,413.49 = 73,286.43/x
  3. Step 3: Cross multiply
    106,982.32x = 160,413.49 × 73,286.43
  4. Step 4: Simplify right side
    106,982.32x = 11,756,131,402.67
  5. Step 5: Solve for x
    x = 11,756,131,402.67/106,982.32
  6. Step 6: Final answer
    x = 109,888.55

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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.