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Finding the Fourth Proportional to 251,048.94, 376,573.29 and 73,555.86

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Solution

The fourth proportional to 251,048.94, 376,573.29 and 73,555.86 is: 110,333.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,048.94 : 376,573.29 = 73,555.86 : x
  2. Step 2: Convert to fraction form
    251,048.94/376,573.29 = 73,555.86/x
  3. Step 3: Cross multiply
    251,048.94x = 376,573.29 × 73,555.86
  4. Step 4: Simplify right side
    251,048.94x = 27,699,172,198.98
  5. Step 5: Solve for x
    x = 27,699,172,198.98/251,048.94
  6. Step 6: Final answer
    x = 110,333.75

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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.