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Finding the Fourth Proportional to 67,352.80, 101,019.60 and 22,981.60

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Solution

The fourth proportional to 67,352.80, 101,019.60 and 22,981.60 is: 34,469.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,352.80 : 101,019.60 = 22,981.60 : x
  2. Step 2: Convert to fraction form
    67,352.80/101,019.60 = 22,981.60/x
  3. Step 3: Cross multiply
    67,352.80x = 101,019.60 × 22,981.60
  4. Step 4: Simplify right side
    67,352.80x = 2,321,592,039.36
  5. Step 5: Solve for x
    x = 2,321,592,039.36/67,352.80
  6. Step 6: Final answer
    x = 34,469.12

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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.