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Finding the Fourth Proportional to 241,108.34, 361,613.10 and 91,296.96

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Solution

The fourth proportional to 241,108.34, 361,613.10 and 91,296.96 is: 136,926.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,108.34 : 361,613.10 = 91,296.96 : x
  2. Step 2: Convert to fraction form
    241,108.34/361,613.10 = 91,296.96/x
  3. Step 3: Cross multiply
    241,108.34x = 361,613.10 × 91,296.96
  4. Step 4: Simplify right side
    241,108.34x = 33,014,176,726.18
  5. Step 5: Solve for x
    x = 33,014,176,726.18/241,108.34
  6. Step 6: Final answer
    x = 136,926.73

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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.