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Finding the Fourth Proportional to 251,324.24, 376,986.12 and 64,335.44

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Solution

The fourth proportional to 251,324.24, 376,986.12 and 64,335.44 is: 96,503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,324.24 : 376,986.12 = 64,335.44 : x
  2. Step 2: Convert to fraction form
    251,324.24/376,986.12 = 64,335.44/x
  3. Step 3: Cross multiply
    251,324.24x = 376,986.12 × 64,335.44
  4. Step 4: Simplify right side
    251,324.24x = 24,253,567,904.09
  5. Step 5: Solve for x
    x = 24,253,567,904.09/251,324.24
  6. Step 6: Final answer
    x = 96,503.10

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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.