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Finding the Fourth Proportional to 251,042.82, 376,564.26 and 73,549.86

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Solution

The fourth proportional to 251,042.82, 376,564.26 and 73,549.86 is: 110,324.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,042.82 : 376,564.26 = 73,549.86 : x
  2. Step 2: Convert to fraction form
    251,042.82/376,564.26 = 73,549.86/x
  3. Step 3: Cross multiply
    251,042.82x = 376,564.26 × 73,549.86
  4. Step 4: Simplify right side
    251,042.82x = 27,696,248,604.00
  5. Step 5: Solve for x
    x = 27,696,248,604.00/251,042.82
  6. Step 6: Final answer
    x = 110,324.80

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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.