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Finding the Fourth Proportional to 67,044.54, 100,560.65 and 22,671.67

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Solution

The fourth proportional to 67,044.54, 100,560.65 and 22,671.67 is: 34,005.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,044.54 : 100,560.65 = 22,671.67 : x
  2. Step 2: Convert to fraction form
    67,044.54/100,560.65 = 22,671.67/x
  3. Step 3: Cross multiply
    67,044.54x = 100,560.65 × 22,671.67
  4. Step 4: Simplify right side
    67,044.54x = 2,279,878,137.81
  5. Step 5: Solve for x
    x = 2,279,878,137.81/67,044.54
  6. Step 6: Final answer
    x = 34,005.43

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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.