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Finding the Fourth Proportional to 64,197.60, 96,244.22 and 26,785.54

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Solution

The fourth proportional to 64,197.60, 96,244.22 and 26,785.54 is: 40,156.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,197.60 : 96,244.22 = 26,785.54 : x
  2. Step 2: Convert to fraction form
    64,197.60/96,244.22 = 26,785.54/x
  3. Step 3: Cross multiply
    64,197.60x = 96,244.22 × 26,785.54
  4. Step 4: Simplify right side
    64,197.60x = 2,577,953,404.58
  5. Step 5: Solve for x
    x = 2,577,953,404.58/64,197.60
  6. Step 6: Final answer
    x = 40,156.54

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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.