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Finding the Fourth Proportional to 77,413.80, 116,092.83 and 26,799.06

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Solution

The fourth proportional to 77,413.80, 116,092.83 and 26,799.06 is: 40,188.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,413.80 : 116,092.83 = 26,799.06 : x
  2. Step 2: Convert to fraction form
    77,413.80/116,092.83 = 26,799.06/x
  3. Step 3: Cross multiply
    77,413.80x = 116,092.83 × 26,799.06
  4. Step 4: Simplify right side
    77,413.80x = 3,111,178,716.74
  5. Step 5: Solve for x
    x = 3,111,178,716.74/77,413.80
  6. Step 6: Final answer
    x = 40,188.94

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1.5x scale

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.