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Finding the Fourth Proportional to 251,107.44, 346,290.42 and 164,914.72

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Solution

The fourth proportional to 251,107.44, 346,290.42 and 164,914.72 is: 227,426.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,107.44 : 346,290.42 = 164,914.72 : x
  2. Step 2: Convert to fraction form
    251,107.44/346,290.42 = 164,914.72/x
  3. Step 3: Cross multiply
    251,107.44x = 346,290.42 × 164,914.72
  4. Step 4: Simplify right side
    251,107.44x = 57,108,387,652.98
  5. Step 5: Solve for x
    x = 57,108,387,652.98/251,107.44
  6. Step 6: Final answer
    x = 227,426.11

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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.