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Finding the Fourth Proportional to 57,342.01, 85,991.13 and 27,350.95

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Solution

The fourth proportional to 57,342.01, 85,991.13 and 27,350.95 is: 41,015.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,342.01 : 85,991.13 = 27,350.95 : x
  2. Step 2: Convert to fraction form
    57,342.01/85,991.13 = 27,350.95/x
  3. Step 3: Cross multiply
    57,342.01x = 85,991.13 × 27,350.95
  4. Step 4: Simplify right side
    57,342.01x = 2,351,939,097.07
  5. Step 5: Solve for x
    x = 2,351,939,097.07/57,342.01
  6. Step 6: Final answer
    x = 41,015.99

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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.