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Finding the Fourth Proportional to 217,504.70, 326,256.44 and 59,733.30

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Solution

The fourth proportional to 217,504.70, 326,256.44 and 59,733.30 is: 89,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,504.70 : 326,256.44 = 59,733.30 : x
  2. Step 2: Convert to fraction form
    217,504.70/326,256.44 = 59,733.30/x
  3. Step 3: Cross multiply
    217,504.70x = 326,256.44 × 59,733.30
  4. Step 4: Simplify right side
    217,504.70x = 19,488,373,807.45
  5. Step 5: Solve for x
    x = 19,488,373,807.45/217,504.70
  6. Step 6: Final answer
    x = 89,599.78

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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.