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Finding the Fourth Proportional to 84,818, 127,227 and 26,450

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Solution

The fourth proportional to 84,818, 127,227 and 26,450 is: 39,675

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,818 : 127,227 = 26,450 : x
  2. Step 2: Convert to fraction form
    84,818/127,227 = 26,450/x
  3. Step 3: Cross multiply
    84,818x = 127,227 × 26,450
  4. Step 4: Simplify right side
    84,818x = 3,365,154,150
  5. Step 5: Solve for x
    x = 3,365,154,150/84,818
  6. Step 6: Final answer
    x = 39,675

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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.