Home / 115,413.19-173,102.43-36,517.15

Finding the Fourth Proportional to 115,413.19, 173,102.43 and 36,517.15

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Solution

The fourth proportional to 115,413.19, 173,102.43 and 36,517.15 is: 54,770.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,413.19 : 173,102.43 = 36,517.15 : x
  2. Step 2: Convert to fraction form
    115,413.19/173,102.43 = 36,517.15/x
  3. Step 3: Cross multiply
    115,413.19x = 173,102.43 × 36,517.15
  4. Step 4: Simplify right side
    115,413.19x = 6,321,207,401.67
  5. Step 5: Solve for x
    x = 6,321,207,401.67/115,413.19
  6. Step 6: Final answer
    x = 54,770.23

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1.5x scale

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.