Home / 251,634.72-347,141.49-149,602.29

Finding the Fourth Proportional to 251,634.72, 347,141.49 and 149,602.29

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Solution

The fourth proportional to 251,634.72, 347,141.49 and 149,602.29 is: 206,383.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,634.72 : 347,141.49 = 149,602.29 : x
  2. Step 2: Convert to fraction form
    251,634.72/347,141.49 = 149,602.29/x
  3. Step 3: Cross multiply
    251,634.72x = 347,141.49 × 149,602.29
  4. Step 4: Simplify right side
    251,634.72x = 51,933,160,122.30
  5. Step 5: Solve for x
    x = 51,933,160,122.30/251,634.72
  6. Step 6: Final answer
    x = 206,383.13

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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.