Home / 76,413.17-114,614.33-20,252.03

Finding the Fourth Proportional to 76,413.17, 114,614.33 and 20,252.03

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Solution

The fourth proportional to 76,413.17, 114,614.33 and 20,252.03 is: 30,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,413.17 : 114,614.33 = 20,252.03 : x
  2. Step 2: Convert to fraction form
    76,413.17/114,614.33 = 20,252.03/x
  3. Step 3: Cross multiply
    76,413.17x = 114,614.33 × 20,252.03
  4. Step 4: Simplify right side
    76,413.17x = 2,321,172,175.26
  5. Step 5: Solve for x
    x = 2,321,172,175.26/76,413.17
  6. Step 6: Final answer
    x = 30,376.60

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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.