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Finding the Fourth Proportional to 241,691.55, 333,543.79 and 165,370.71

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Solution

The fourth proportional to 241,691.55, 333,543.79 and 165,370.71 is: 228,218.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,691.55 : 333,543.79 = 165,370.71 : x
  2. Step 2: Convert to fraction form
    241,691.55/333,543.79 = 165,370.71/x
  3. Step 3: Cross multiply
    241,691.55x = 333,543.79 × 165,370.71
  4. Step 4: Simplify right side
    241,691.55x = 55,158,374,825.89
  5. Step 5: Solve for x
    x = 55,158,374,825.89/241,691.55
  6. Step 6: Final answer
    x = 228,218.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.