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Finding the Fourth Proportional to 64,160.73, 96,241.14 and 17,413.60

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Solution

The fourth proportional to 64,160.73, 96,241.14 and 17,413.60 is: 26,120.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,160.73 : 96,241.14 = 17,413.60 : x
  2. Step 2: Convert to fraction form
    64,160.73/96,241.14 = 17,413.60/x
  3. Step 3: Cross multiply
    64,160.73x = 96,241.14 × 17,413.60
  4. Step 4: Simplify right side
    64,160.73x = 1,675,904,715.50
  5. Step 5: Solve for x
    x = 1,675,904,715.50/64,160.73
  6. Step 6: Final answer
    x = 26,120.41

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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.