Home / 202,449.06-279,413.89-117,615.33

Finding the Fourth Proportional to 202,449.06, 279,413.89 and 117,615.33

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Solution

The fourth proportional to 202,449.06, 279,413.89 and 117,615.33 is: 162,329.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,449.06 : 279,413.89 = 117,615.33 : x
  2. Step 2: Convert to fraction form
    202,449.06/279,413.89 = 117,615.33/x
  3. Step 3: Cross multiply
    202,449.06x = 279,413.89 × 117,615.33
  4. Step 4: Simplify right side
    202,449.06x = 32,863,356,584.90
  5. Step 5: Solve for x
    x = 32,863,356,584.90/202,449.06
  6. Step 6: Final answer
    x = 162,329.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.