Home / 127,827.48-191,728.26-44,715

Finding the Fourth Proportional to 127,827.48, 191,728.26 and 44,715

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Solution

The fourth proportional to 127,827.48, 191,728.26 and 44,715 is: 67,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,827.48 : 191,728.26 = 44,715 : x
  2. Step 2: Convert to fraction form
    127,827.48/191,728.26 = 44,715/x
  3. Step 3: Cross multiply
    127,827.48x = 191,728.26 × 44,715
  4. Step 4: Simplify right side
    127,827.48x = 8,573,129,145.90
  5. Step 5: Solve for x
    x = 8,573,129,145.90/127,827.48
  6. Step 6: Final answer
    x = 67,067.97

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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.