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Finding the Fourth Proportional to 92,613.30, 138,920.37 and 22,492.63

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Solution

The fourth proportional to 92,613.30, 138,920.37 and 22,492.63 is: 33,739.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,613.30 : 138,920.37 = 22,492.63 : x
  2. Step 2: Convert to fraction form
    92,613.30/138,920.37 = 22,492.63/x
  3. Step 3: Cross multiply
    92,613.30x = 138,920.37 × 22,492.63
  4. Step 4: Simplify right side
    92,613.30x = 3,124,684,481.87
  5. Step 5: Solve for x
    x = 3,124,684,481.87/92,613.30
  6. Step 6: Final answer
    x = 33,739.05

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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.