Home / 196,103.92-294,185.04-90,933.52

Finding the Fourth Proportional to 196,103.92, 294,185.04 and 90,933.52

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Solution

The fourth proportional to 196,103.92, 294,185.04 and 90,933.52 is: 136,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,103.92 : 294,185.04 = 90,933.52 : x
  2. Step 2: Convert to fraction form
    196,103.92/294,185.04 = 90,933.52/x
  3. Step 3: Cross multiply
    196,103.92x = 294,185.04 × 90,933.52
  4. Step 4: Simplify right side
    196,103.92x = 26,751,281,218.54
  5. Step 5: Solve for x
    x = 26,751,281,218.54/196,103.92
  6. Step 6: Final answer
    x = 136,413.80

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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.