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Finding the Fourth Proportional to 69,863.32, 104,759.38 and 34,327

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Solution

The fourth proportional to 69,863.32, 104,759.38 and 34,327 is: 51,473.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,863.32 : 104,759.38 = 34,327 : x
  2. Step 2: Convert to fraction form
    69,863.32/104,759.38 = 34,327/x
  3. Step 3: Cross multiply
    69,863.32x = 104,759.38 × 34,327
  4. Step 4: Simplify right side
    69,863.32x = 3,596,075,237.26
  5. Step 5: Solve for x
    x = 3,596,075,237.26/69,863.32
  6. Step 6: Final answer
    x = 51,473.01

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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.