Home / 92,664.43-138,943.97-36,474.07

Finding the Fourth Proportional to 92,664.43, 138,943.97 and 36,474.07

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Solution

The fourth proportional to 92,664.43, 138,943.97 and 36,474.07 is: 54,690.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,664.43 : 138,943.97 = 36,474.07 : x
  2. Step 2: Convert to fraction form
    92,664.43/138,943.97 = 36,474.07/x
  3. Step 3: Cross multiply
    92,664.43x = 138,943.97 × 36,474.07
  4. Step 4: Simplify right side
    92,664.43x = 5,067,852,087.86
  5. Step 5: Solve for x
    x = 5,067,852,087.86/92,664.43
  6. Step 6: Final answer
    x = 54,690.37

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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.