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Finding the Fourth Proportional to 302,201.82, 453,273.30 and 91,841.58

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Solution

The fourth proportional to 302,201.82, 453,273.30 and 91,841.58 is: 137,753.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,201.82 : 453,273.30 = 91,841.58 : x
  2. Step 2: Convert to fraction form
    302,201.82/453,273.30 = 91,841.58/x
  3. Step 3: Cross multiply
    302,201.82x = 453,273.30 × 91,841.58
  4. Step 4: Simplify right side
    302,201.82x = 41,629,336,043.81
  5. Step 5: Solve for x
    x = 41,629,336,043.81/302,201.82
  6. Step 6: Final answer
    x = 137,753.43

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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.