Home / 56,174.10-84,013.29-49,977.60

Finding the Fourth Proportional to 56,174.10, 84,013.29 and 49,977.60

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Solution

The fourth proportional to 56,174.10, 84,013.29 and 49,977.60 is: 74,745.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,174.10 : 84,013.29 = 49,977.60 : x
  2. Step 2: Convert to fraction form
    56,174.10/84,013.29 = 49,977.60/x
  3. Step 3: Cross multiply
    56,174.10x = 84,013.29 × 49,977.60
  4. Step 4: Simplify right side
    56,174.10x = 4,198,782,602.30
  5. Step 5: Solve for x
    x = 4,198,782,602.30/56,174.10
  6. Step 6: Final answer
    x = 74,745.88

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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.