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Finding the Fourth Proportional to 69,657.52, 104,459.54 and 34,096.90

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Solution

The fourth proportional to 69,657.52, 104,459.54 and 34,096.90 is: 51,132.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,657.52 : 104,459.54 = 34,096.90 : x
  2. Step 2: Convert to fraction form
    69,657.52/104,459.54 = 34,096.90/x
  3. Step 3: Cross multiply
    69,657.52x = 104,459.54 × 34,096.90
  4. Step 4: Simplify right side
    69,657.52x = 3,561,746,489.43
  5. Step 5: Solve for x
    x = 3,561,746,489.43/69,657.52
  6. Step 6: Final answer
    x = 51,132.26

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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.