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Finding the Fourth Proportional to 241,402.82, 362,104.23 and 128,741.71

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Solution

The fourth proportional to 241,402.82, 362,104.23 and 128,741.71 is: 193,112.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,402.82 : 362,104.23 = 128,741.71 : x
  2. Step 2: Convert to fraction form
    241,402.82/362,104.23 = 128,741.71/x
  3. Step 3: Cross multiply
    241,402.82x = 362,104.23 × 128,741.71
  4. Step 4: Simplify right side
    241,402.82x = 46,617,917,768.43
  5. Step 5: Solve for x
    x = 46,617,917,768.43/241,402.82
  6. Step 6: Final answer
    x = 193,112.57

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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.