Home / 133,413.34-200,146.78-49,173.92

Finding the Fourth Proportional to 133,413.34, 200,146.78 and 49,173.92

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Solution

The fourth proportional to 133,413.34, 200,146.78 and 49,173.92 is: 73,770.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,413.34 : 200,146.78 = 49,173.92 : x
  2. Step 2: Convert to fraction form
    133,413.34/200,146.78 = 49,173.92/x
  3. Step 3: Cross multiply
    133,413.34x = 200,146.78 × 49,173.92
  4. Step 4: Simplify right side
    133,413.34x = 9,842,001,747.98
  5. Step 5: Solve for x
    x = 9,842,001,747.98/133,413.34
  6. Step 6: Final answer
    x = 73,770.75

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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.