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Finding the Fourth Proportional to 69,859.14, 104,822.73 and 34,803.96

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Solution

The fourth proportional to 69,859.14, 104,822.73 and 34,803.96 is: 52,222.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,859.14 : 104,822.73 = 34,803.96 : x
  2. Step 2: Convert to fraction form
    69,859.14/104,822.73 = 34,803.96/x
  3. Step 3: Cross multiply
    69,859.14x = 104,822.73 × 34,803.96
  4. Step 4: Simplify right side
    69,859.14x = 3,648,246,102.01
  5. Step 5: Solve for x
    x = 3,648,246,102.01/69,859.14
  6. Step 6: Final answer
    x = 52,222.89

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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.