Home / 67,255.29-100,772.20-46,994.10

Finding the Fourth Proportional to 67,255.29, 100,772.20 and 46,994.10

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Solution

The fourth proportional to 67,255.29, 100,772.20 and 46,994.10 is: 70,413.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,255.29 : 100,772.20 = 46,994.10 : x
  2. Step 2: Convert to fraction form
    67,255.29/100,772.20 = 46,994.10/x
  3. Step 3: Cross multiply
    67,255.29x = 100,772.20 × 46,994.10
  4. Step 4: Simplify right side
    67,255.29x = 4,735,698,524.87
  5. Step 5: Solve for x
    x = 4,735,698,524.87/67,255.29
  6. Step 6: Final answer
    x = 70,413.77

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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.