Home / 95,867.28-143,415.48-82,859.28

Finding the Fourth Proportional to 95,867.28, 143,415.48 and 82,859.28

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Solution

The fourth proportional to 95,867.28, 143,415.48 and 82,859.28 is: 123,955.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,867.28 : 143,415.48 = 82,859.28 : x
  2. Step 2: Convert to fraction form
    95,867.28/143,415.48 = 82,859.28/x
  3. Step 3: Cross multiply
    95,867.28x = 143,415.48 × 82,859.28
  4. Step 4: Simplify right side
    95,867.28x = 11,883,303,413.65
  5. Step 5: Solve for x
    x = 11,883,303,413.65/95,867.28
  6. Step 6: Final answer
    x = 123,955.78

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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.