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Finding the Fourth Proportional to 122,159.01, 183,171.90 and 36,757.42

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Solution

The fourth proportional to 122,159.01, 183,171.90 and 36,757.42 is: 55,116.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,159.01 : 183,171.90 = 36,757.42 : x
  2. Step 2: Convert to fraction form
    122,159.01/183,171.90 = 36,757.42/x
  3. Step 3: Cross multiply
    122,159.01x = 183,171.90 × 36,757.42
  4. Step 4: Simplify right side
    122,159.01x = 6,732,926,963.99
  5. Step 5: Solve for x
    x = 6,732,926,963.99/122,159.01
  6. Step 6: Final answer
    x = 55,116.09

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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.