Home / 79,223.25-109,327.46-43,413.18

Finding the Fourth Proportional to 79,223.25, 109,327.46 and 43,413.18

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Solution

The fourth proportional to 79,223.25, 109,327.46 and 43,413.18 is: 59,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,223.25 : 109,327.46 = 43,413.18 : x
  2. Step 2: Convert to fraction form
    79,223.25/109,327.46 = 43,413.18/x
  3. Step 3: Cross multiply
    79,223.25x = 109,327.46 × 43,413.18
  4. Step 4: Simplify right side
    79,223.25x = 4,746,252,699.92
  5. Step 5: Solve for x
    x = 4,746,252,699.92/79,223.25
  6. Step 6: Final answer
    x = 59,909.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.