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Finding the Fourth Proportional to 251,134.53, 376,699.49 and 101,268.69

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Solution

The fourth proportional to 251,134.53, 376,699.49 and 101,268.69 is: 151,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,134.53 : 376,699.49 = 101,268.69 : x
  2. Step 2: Convert to fraction form
    251,134.53/376,699.49 = 101,268.69/x
  3. Step 3: Cross multiply
    251,134.53x = 376,699.49 × 101,268.69
  4. Step 4: Simplify right side
    251,134.53x = 38,147,863,369.62
  5. Step 5: Solve for x
    x = 38,147,863,369.62/251,134.53
  6. Step 6: Final answer
    x = 151,902.10

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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.