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Finding the Fourth Proportional to 67,203.47, 100,817.36 and 22,826.21

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Solution

The fourth proportional to 67,203.47, 100,817.36 and 22,826.21 is: 34,243.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,203.47 : 100,817.36 = 22,826.21 : x
  2. Step 2: Convert to fraction form
    67,203.47/100,817.36 = 22,826.21/x
  3. Step 3: Cross multiply
    67,203.47x = 100,817.36 × 22,826.21
  4. Step 4: Simplify right side
    67,203.47x = 2,301,277,698.39
  5. Step 5: Solve for x
    x = 2,301,277,698.39/67,203.47
  6. Step 6: Final answer
    x = 34,243.43

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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.