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Finding the Fourth Proportional to 67,292.53, 100,954.41 and 22,919.67

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Solution

The fourth proportional to 67,292.53, 100,954.41 and 22,919.67 is: 34,384.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,292.53 : 100,954.41 = 22,919.67 : x
  2. Step 2: Convert to fraction form
    67,292.53/100,954.41 = 22,919.67/x
  3. Step 3: Cross multiply
    67,292.53x = 100,954.41 × 22,919.67
  4. Step 4: Simplify right side
    67,292.53x = 2,313,841,762.24
  5. Step 5: Solve for x
    x = 2,313,841,762.24/67,292.53
  6. Step 6: Final answer
    x = 34,384.82

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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.