Home / 114,268.26-171,413.73-39,378.36

Finding the Fourth Proportional to 114,268.26, 171,413.73 and 39,378.36

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Solution

The fourth proportional to 114,268.26, 171,413.73 and 39,378.36 is: 59,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,268.26 : 171,413.73 = 39,378.36 : x
  2. Step 2: Convert to fraction form
    114,268.26/171,413.73 = 39,378.36/x
  3. Step 3: Cross multiply
    114,268.26x = 171,413.73 × 39,378.36
  4. Step 4: Simplify right side
    114,268.26x = 6,749,991,568.88
  5. Step 5: Solve for x
    x = 6,749,991,568.88/114,268.26
  6. Step 6: Final answer
    x = 59,071.45

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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.