Home / 115,329.40-173,091.30-52,246.60

Finding the Fourth Proportional to 115,329.40, 173,091.30 and 52,246.60

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Solution

The fourth proportional to 115,329.40, 173,091.30 and 52,246.60 is: 78,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,329.40 : 173,091.30 = 52,246.60 : x
  2. Step 2: Convert to fraction form
    115,329.40/173,091.30 = 52,246.60/x
  3. Step 3: Cross multiply
    115,329.40x = 173,091.30 × 52,246.60
  4. Step 4: Simplify right side
    115,329.40x = 9,043,431,914.58
  5. Step 5: Solve for x
    x = 9,043,431,914.58/115,329.40
  6. Step 6: Final answer
    x = 78,413.93

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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.