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Finding the Fourth Proportional to 122,593.66, 183,890.22 and 32,636.40

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Solution

The fourth proportional to 122,593.66, 183,890.22 and 32,636.40 is: 48,954.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,593.66 : 183,890.22 = 32,636.40 : x
  2. Step 2: Convert to fraction form
    122,593.66/183,890.22 = 32,636.40/x
  3. Step 3: Cross multiply
    122,593.66x = 183,890.22 × 32,636.40
  4. Step 4: Simplify right side
    122,593.66x = 6,001,514,086.42
  5. Step 5: Solve for x
    x = 6,001,514,086.42/122,593.66
  6. Step 6: Final answer
    x = 48,954.52

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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.