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Finding the Fourth Proportional to 179,898.75, 248,282.15 and 104,447.25

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Solution

The fourth proportional to 179,898.75, 248,282.15 and 104,447.25 is: 144,149.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,898.75 : 248,282.15 = 104,447.25 : x
  2. Step 2: Convert to fraction form
    179,898.75/248,282.15 = 104,447.25/x
  3. Step 3: Cross multiply
    179,898.75x = 248,282.15 × 104,447.25
  4. Step 4: Simplify right side
    179,898.75x = 25,932,387,269.35
  5. Step 5: Solve for x
    x = 25,932,387,269.35/179,898.75
  6. Step 6: Final answer
    x = 144,149.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.