Home / 136,413.91-204,621.27-47,667.43

Finding the Fourth Proportional to 136,413.91, 204,621.27 and 47,667.43

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Solution

The fourth proportional to 136,413.91, 204,621.27 and 47,667.43 is: 71,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,413.91 : 204,621.27 = 47,667.43 : x
  2. Step 2: Convert to fraction form
    136,413.91/204,621.27 = 47,667.43/x
  3. Step 3: Cross multiply
    136,413.91x = 204,621.27 × 47,667.43
  4. Step 4: Simplify right side
    136,413.91x = 9,753,770,064.24
  5. Step 5: Solve for x
    x = 9,753,770,064.24/136,413.91
  6. Step 6: Final answer
    x = 71,501.29

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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.