Home / 251,387.39-347,026.43-149,445.86

Finding the Fourth Proportional to 251,387.39, 347,026.43 and 149,445.86

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Solution

The fourth proportional to 251,387.39, 347,026.43 and 149,445.86 is: 206,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,387.39 : 347,026.43 = 149,445.86 : x
  2. Step 2: Convert to fraction form
    251,387.39/347,026.43 = 149,445.86/x
  3. Step 3: Cross multiply
    251,387.39x = 347,026.43 × 149,445.86
  4. Step 4: Simplify right side
    251,387.39x = 51,861,660,791.72
  5. Step 5: Solve for x
    x = 51,861,660,791.72/251,387.39
  6. Step 6: Final answer
    x = 206,301.76

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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.