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Finding the Fourth Proportional to 251,245.53, 346,563.33 and 165,214.41

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Solution

The fourth proportional to 251,245.53, 346,563.33 and 165,214.41 is: 227,893.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,245.53 : 346,563.33 = 165,214.41 : x
  2. Step 2: Convert to fraction form
    251,245.53/346,563.33 = 165,214.41/x
  3. Step 3: Cross multiply
    251,245.53x = 346,563.33 × 165,214.41
  4. Step 4: Simplify right side
    251,245.53x = 57,257,256,093.59
  5. Step 5: Solve for x
    x = 57,257,256,093.59/251,245.53
  6. Step 6: Final answer
    x = 227,893.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.