Home / 106,497.20-159,728.84-35,413.92

Finding the Fourth Proportional to 106,497.20, 159,728.84 and 35,413.92

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Solution

The fourth proportional to 106,497.20, 159,728.84 and 35,413.92 is: 53,115.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,497.20 : 159,728.84 = 35,413.92 : x
  2. Step 2: Convert to fraction form
    106,497.20/159,728.84 = 35,413.92/x
  3. Step 3: Cross multiply
    106,497.20x = 159,728.84 × 35,413.92
  4. Step 4: Simplify right side
    106,497.20x = 5,656,624,361.45
  5. Step 5: Solve for x
    x = 5,656,624,361.45/106,497.20
  6. Step 6: Final answer
    x = 53,115.24

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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.