Home / 92,027.32-138,042.72-28,846.06

Finding the Fourth Proportional to 92,027.32, 138,042.72 and 28,846.06

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Solution

The fourth proportional to 92,027.32, 138,042.72 and 28,846.06 is: 43,269.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,027.32 : 138,042.72 = 28,846.06 : x
  2. Step 2: Convert to fraction form
    92,027.32/138,042.72 = 28,846.06/x
  3. Step 3: Cross multiply
    92,027.32x = 138,042.72 × 28,846.06
  4. Step 4: Simplify right side
    92,027.32x = 3,981,988,238.58
  5. Step 5: Solve for x
    x = 3,981,988,238.58/92,027.32
  6. Step 6: Final answer
    x = 43,269.63

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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.