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Finding the Fourth Proportional to 217,573.02, 326,352.69 and 59,800.11

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Solution

The fourth proportional to 217,573.02, 326,352.69 and 59,800.11 is: 89,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,573.02 : 326,352.69 = 59,800.11 : x
  2. Step 2: Convert to fraction form
    217,573.02/326,352.69 = 59,800.11/x
  3. Step 3: Cross multiply
    217,573.02x = 326,352.69 × 59,800.11
  4. Step 4: Simplify right side
    217,573.02x = 19,515,926,760.80
  5. Step 5: Solve for x
    x = 19,515,926,760.80/217,573.02
  6. Step 6: Final answer
    x = 89,698.29

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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.