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Finding the Fourth Proportional to 101,076.10, 151,650.60 and 41,929.90

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Solution

The fourth proportional to 101,076.10, 151,650.60 and 41,929.90 is: 62,909.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,076.10 : 151,650.60 = 41,929.90 : x
  2. Step 2: Convert to fraction form
    101,076.10/151,650.60 = 41,929.90/x
  3. Step 3: Cross multiply
    101,076.10x = 151,650.60 × 41,929.90
  4. Step 4: Simplify right side
    101,076.10x = 6,358,694,492.94
  5. Step 5: Solve for x
    x = 6,358,694,492.94/101,076.10
  6. Step 6: Final answer
    x = 62,909.97

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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.