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Finding the Fourth Proportional to 61,819.79, 92,729.75 and 22,367.66

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Solution

The fourth proportional to 61,819.79, 92,729.75 and 22,367.66 is: 33,551.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,819.79 : 92,729.75 = 22,367.66 : x
  2. Step 2: Convert to fraction form
    61,819.79/92,729.75 = 22,367.66/x
  3. Step 3: Cross multiply
    61,819.79x = 92,729.75 × 22,367.66
  4. Step 4: Simplify right side
    61,819.79x = 2,074,146,944.40
  5. Step 5: Solve for x
    x = 2,074,146,944.40/61,819.79
  6. Step 6: Final answer
    x = 33,551.51

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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.