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Finding the Fourth Proportional to 92,569.73, 138,855.05 and 22,449.02

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Solution

The fourth proportional to 92,569.73, 138,855.05 and 22,449.02 is: 33,673.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,569.73 : 138,855.05 = 22,449.02 : x
  2. Step 2: Convert to fraction form
    92,569.73/138,855.05 = 22,449.02/x
  3. Step 3: Cross multiply
    92,569.73x = 138,855.05 × 22,449.02
  4. Step 4: Simplify right side
    92,569.73x = 3,117,159,794.55
  5. Step 5: Solve for x
    x = 3,117,159,794.55/92,569.73
  6. Step 6: Final answer
    x = 33,673.64

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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.