Home / 51,310.08-76,902.23-29,142.09

Finding the Fourth Proportional to 51,310.08, 76,902.23 and 29,142.09

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Solution

The fourth proportional to 51,310.08, 76,902.23 and 29,142.09 is: 43,677.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,310.08 : 76,902.23 = 29,142.09 : x
  2. Step 2: Convert to fraction form
    51,310.08/76,902.23 = 29,142.09/x
  3. Step 3: Cross multiply
    51,310.08x = 76,902.23 × 29,142.09
  4. Step 4: Simplify right side
    51,310.08x = 2,241,091,562.15
  5. Step 5: Solve for x
    x = 2,241,091,562.15/51,310.08
  6. Step 6: Final answer
    x = 43,677.41

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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.