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Finding the Fourth Proportional to 68,147.34, 102,177.26 and 44,746.44

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Solution

The fourth proportional to 68,147.34, 102,177.26 and 44,746.44 is: 67,090.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,147.34 : 102,177.26 = 44,746.44 : x
  2. Step 2: Convert to fraction form
    68,147.34/102,177.26 = 44,746.44/x
  3. Step 3: Cross multiply
    68,147.34x = 102,177.26 × 44,746.44
  4. Step 4: Simplify right side
    68,147.34x = 4,572,068,633.95
  5. Step 5: Solve for x
    x = 4,572,068,633.95/68,147.34
  6. Step 6: Final answer
    x = 67,090.93

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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.