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Finding the Fourth Proportional to 62,712.94, 94,044.90 and 22,722.43

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Solution

The fourth proportional to 62,712.94, 94,044.90 and 22,722.43 is: 34,074.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,712.94 : 94,044.90 = 22,722.43 : x
  2. Step 2: Convert to fraction form
    62,712.94/94,044.90 = 22,722.43/x
  3. Step 3: Cross multiply
    62,712.94x = 94,044.90 × 22,722.43
  4. Step 4: Simplify right side
    62,712.94x = 2,136,928,657.11
  5. Step 5: Solve for x
    x = 2,136,928,657.11/62,712.94
  6. Step 6: Final answer
    x = 34,074.76

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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.