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Finding the Fourth Proportional to 83,798.25, 125,670.37 and 27,625.29

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Solution

The fourth proportional to 83,798.25, 125,670.37 and 27,625.29 is: 41,429.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,798.25 : 125,670.37 = 27,625.29 : x
  2. Step 2: Convert to fraction form
    83,798.25/125,670.37 = 27,625.29/x
  3. Step 3: Cross multiply
    83,798.25x = 125,670.37 × 27,625.29
  4. Step 4: Simplify right side
    83,798.25x = 3,471,680,415.66
  5. Step 5: Solve for x
    x = 3,471,680,415.66/83,798.25
  6. Step 6: Final answer
    x = 41,429.03

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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.