Home / 180,413.72-248,983.38-99,844.60

Finding the Fourth Proportional to 180,413.72, 248,983.38 and 99,844.60

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Solution

The fourth proportional to 180,413.72, 248,983.38 and 99,844.60 is: 137,792.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,413.72 : 248,983.38 = 99,844.60 : x
  2. Step 2: Convert to fraction form
    180,413.72/248,983.38 = 99,844.60/x
  3. Step 3: Cross multiply
    180,413.72x = 248,983.38 × 99,844.60
  4. Step 4: Simplify right side
    180,413.72x = 24,859,645,982.75
  5. Step 5: Solve for x
    x = 24,859,645,982.75/180,413.72
  6. Step 6: Final answer
    x = 137,792.44

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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.