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Finding the Fourth Proportional to 59,198.90, 88,794.30 and 19,217.30

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Solution

The fourth proportional to 59,198.90, 88,794.30 and 19,217.30 is: 28,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,198.90 : 88,794.30 = 19,217.30 : x
  2. Step 2: Convert to fraction form
    59,198.90/88,794.30 = 19,217.30/x
  3. Step 3: Cross multiply
    59,198.90x = 88,794.30 × 19,217.30
  4. Step 4: Simplify right side
    59,198.90x = 1,706,386,701.39
  5. Step 5: Solve for x
    x = 1,706,386,701.39/59,198.90
  6. Step 6: Final answer
    x = 28,824.64

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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.