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Finding the Fourth Proportional to 133,384.24, 199,854.24 and 93,858.31

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Solution

The fourth proportional to 133,384.24, 199,854.24 and 93,858.31 is: 140,631.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,384.24 : 199,854.24 = 93,858.31 : x
  2. Step 2: Convert to fraction form
    133,384.24/199,854.24 = 93,858.31/x
  3. Step 3: Cross multiply
    133,384.24x = 199,854.24 × 93,858.31
  4. Step 4: Simplify right side
    133,384.24x = 18,757,981,212.73
  5. Step 5: Solve for x
    x = 18,757,981,212.73/133,384.24
  6. Step 6: Final answer
    x = 140,631.17

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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.