Home / 67,413.20-101,184.60-34,170.80

Finding the Fourth Proportional to 67,413.20, 101,184.60 and 34,170.80

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Solution

The fourth proportional to 67,413.20, 101,184.60 and 34,170.80 is: 51,289.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,413.20 : 101,184.60 = 34,170.80 : x
  2. Step 2: Convert to fraction form
    67,413.20/101,184.60 = 34,170.80/x
  3. Step 3: Cross multiply
    67,413.20x = 101,184.60 × 34,170.80
  4. Step 4: Simplify right side
    67,413.20x = 3,457,558,729.68
  5. Step 5: Solve for x
    x = 3,457,558,729.68/67,413.20
  6. Step 6: Final answer
    x = 51,289.05

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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.