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Finding the Fourth Proportional to 241,458.66, 362,189.76 and 91,658.58

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Solution

The fourth proportional to 241,458.66, 362,189.76 and 91,658.58 is: 137,488.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,458.66 : 362,189.76 = 91,658.58 : x
  2. Step 2: Convert to fraction form
    241,458.66/362,189.76 = 91,658.58/x
  3. Step 3: Cross multiply
    241,458.66x = 362,189.76 × 91,658.58
  4. Step 4: Simplify right side
    241,458.66x = 33,197,799,092.14
  5. Step 5: Solve for x
    x = 33,197,799,092.14/241,458.66
  6. Step 6: Final answer
    x = 137,488.54

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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.