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Finding the Fourth Proportional to 92,523.90, 138,785.40 and 22,403.22

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Solution

The fourth proportional to 92,523.90, 138,785.40 and 22,403.22 is: 33,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,523.90 : 138,785.40 = 22,403.22 : x
  2. Step 2: Convert to fraction form
    92,523.90/138,785.40 = 22,403.22/x
  3. Step 3: Cross multiply
    92,523.90x = 138,785.40 × 22,403.22
  4. Step 4: Simplify right side
    92,523.90x = 3,109,239,848.99
  5. Step 5: Solve for x
    x = 3,109,239,848.99/92,523.90
  6. Step 6: Final answer
    x = 33,604.72

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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.