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Finding the Fourth Proportional to 59,318.58, 88,915.88 and 19,843.22

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Solution

The fourth proportional to 59,318.58, 88,915.88 and 19,843.22 is: 29,744.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,318.58 : 88,915.88 = 19,843.22 : x
  2. Step 2: Convert to fraction form
    59,318.58/88,915.88 = 19,843.22/x
  3. Step 3: Cross multiply
    59,318.58x = 88,915.88 × 19,843.22
  4. Step 4: Simplify right side
    59,318.58x = 1,764,377,368.33
  5. Step 5: Solve for x
    x = 1,764,377,368.33/59,318.58
  6. Step 6: Final answer
    x = 29,744.09

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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.