Home / 192,413.42-265,358.58-120,800.12

Finding the Fourth Proportional to 192,413.42, 265,358.58 and 120,800.12

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Solution

The fourth proportional to 192,413.42, 265,358.58 and 120,800.12 is: 166,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,413.42 : 265,358.58 = 120,800.12 : x
  2. Step 2: Convert to fraction form
    192,413.42/265,358.58 = 120,800.12/x
  3. Step 3: Cross multiply
    192,413.42x = 265,358.58 × 120,800.12
  4. Step 4: Simplify right side
    192,413.42x = 32,055,348,307.03
  5. Step 5: Solve for x
    x = 32,055,348,307.03/192,413.42
  6. Step 6: Final answer
    x = 166,596.22

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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.