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Finding the Fourth Proportional to 57,326.78, 86,104.76 and 34,576.10

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Solution

The fourth proportional to 57,326.78, 86,104.76 and 34,576.10 is: 51,933.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,326.78 : 86,104.76 = 34,576.10 : x
  2. Step 2: Convert to fraction form
    57,326.78/86,104.76 = 34,576.10/x
  3. Step 3: Cross multiply
    57,326.78x = 86,104.76 × 34,576.10
  4. Step 4: Simplify right side
    57,326.78x = 2,977,166,792.24
  5. Step 5: Solve for x
    x = 2,977,166,792.24/57,326.78
  6. Step 6: Final answer
    x = 51,933.26

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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.