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Finding the Fourth Proportional to 241,611.56, 362,273.76 and 91,862.81

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Solution

The fourth proportional to 241,611.56, 362,273.76 and 91,862.81 is: 137,739.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,611.56 : 362,273.76 = 91,862.81 : x
  2. Step 2: Convert to fraction form
    241,611.56/362,273.76 = 91,862.81/x
  3. Step 3: Cross multiply
    241,611.56x = 362,273.76 × 91,862.81
  4. Step 4: Simplify right side
    241,611.56x = 33,279,485,582.87
  5. Step 5: Solve for x
    x = 33,279,485,582.87/241,611.56
  6. Step 6: Final answer
    x = 137,739.62

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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.