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Finding the Fourth Proportional to 67,200.10, 100,796.10 and 29,749.21

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Solution

The fourth proportional to 67,200.10, 100,796.10 and 29,749.21 is: 44,622.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,200.10 : 100,796.10 = 29,749.21 : x
  2. Step 2: Convert to fraction form
    67,200.10/100,796.10 = 29,749.21/x
  3. Step 3: Cross multiply
    67,200.10x = 100,796.10 × 29,749.21
  4. Step 4: Simplify right side
    67,200.10x = 2,998,604,346.08
  5. Step 5: Solve for x
    x = 2,998,604,346.08/67,200.10
  6. Step 6: Final answer
    x = 44,622.02

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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.