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Finding the Fourth Proportional to 69,410.98, 104,138.34 and 22,652.92

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Solution

The fourth proportional to 69,410.98, 104,138.34 and 22,652.92 is: 33,986.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,410.98 : 104,138.34 = 22,652.92 : x
  2. Step 2: Convert to fraction form
    69,410.98/104,138.34 = 22,652.92/x
  3. Step 3: Cross multiply
    69,410.98x = 104,138.34 × 22,652.92
  4. Step 4: Simplify right side
    69,410.98x = 2,359,037,484.95
  5. Step 5: Solve for x
    x = 2,359,037,484.95/69,410.98
  6. Step 6: Final answer
    x = 33,986.52

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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.