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Finding the Fourth Proportional to 241,690.96, 362,536.59 and 91,896.61

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Solution

The fourth proportional to 241,690.96, 362,536.59 and 91,896.61 is: 137,844.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,690.96 : 362,536.59 = 91,896.61 : x
  2. Step 2: Convert to fraction form
    241,690.96/362,536.59 = 91,896.61/x
  3. Step 3: Cross multiply
    241,690.96x = 362,536.59 × 91,896.61
  4. Step 4: Simplify right side
    241,690.96x = 33,315,883,621.96
  5. Step 5: Solve for x
    x = 33,315,883,621.96/241,690.96
  6. Step 6: Final answer
    x = 137,844.97

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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.