Home / 68,146.34-102,175.76-44,745.44

Finding the Fourth Proportional to 68,146.34, 102,175.76 and 44,745.44

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Solution

The fourth proportional to 68,146.34, 102,175.76 and 44,745.44 is: 67,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,146.34 : 102,175.76 = 44,745.44 : x
  2. Step 2: Convert to fraction form
    68,146.34/102,175.76 = 44,745.44/x
  3. Step 3: Cross multiply
    68,146.34x = 102,175.76 × 44,745.44
  4. Step 4: Simplify right side
    68,146.34x = 4,571,898,939.52
  5. Step 5: Solve for x
    x = 4,571,898,939.52/68,146.34
  6. Step 6: Final answer
    x = 67,089.43

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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.