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Finding the Fourth Proportional to 183,857.82, 275,695.92 and 107,975.40

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Solution

The fourth proportional to 183,857.82, 275,695.92 and 107,975.40 is: 161,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,857.82 : 275,695.92 = 107,975.40 : x
  2. Step 2: Convert to fraction form
    183,857.82/275,695.92 = 107,975.40/x
  3. Step 3: Cross multiply
    183,857.82x = 275,695.92 × 107,975.40
  4. Step 4: Simplify right side
    183,857.82x = 29,768,377,240.37
  5. Step 5: Solve for x
    x = 29,768,377,240.37/183,857.82
  6. Step 6: Final answer
    x = 161,909.77

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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.