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Finding the Fourth Proportional to 104,634, 156,951 and 26,810

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Solution

The fourth proportional to 104,634, 156,951 and 26,810 is: 40,215

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,634 : 156,951 = 26,810 : x
  2. Step 2: Convert to fraction form
    104,634/156,951 = 26,810/x
  3. Step 3: Cross multiply
    104,634x = 156,951 × 26,810
  4. Step 4: Simplify right side
    104,634x = 4,207,856,310
  5. Step 5: Solve for x
    x = 4,207,856,310/104,634
  6. Step 6: Final answer
    x = 40,215

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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.