Home / 88,935.88-133,413.18-28,969.03

Finding the Fourth Proportional to 88,935.88, 133,413.18 and 28,969.03

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Solution

The fourth proportional to 88,935.88, 133,413.18 and 28,969.03 is: 43,456.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,935.88 : 133,413.18 = 28,969.03 : x
  2. Step 2: Convert to fraction form
    88,935.88/133,413.18 = 28,969.03/x
  3. Step 3: Cross multiply
    88,935.88x = 133,413.18 × 28,969.03
  4. Step 4: Simplify right side
    88,935.88x = 3,864,850,847.17
  5. Step 5: Solve for x
    x = 3,864,850,847.17/88,935.88
  6. Step 6: Final answer
    x = 43,456.60

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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.