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Finding the Fourth Proportional to 183,744.08, 275,640.72 and 65,416.44

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Solution

The fourth proportional to 183,744.08, 275,640.72 and 65,416.44 is: 98,133.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,744.08 : 275,640.72 = 65,416.44 : x
  2. Step 2: Convert to fraction form
    183,744.08/275,640.72 = 65,416.44/x
  3. Step 3: Cross multiply
    183,744.08x = 275,640.72 × 65,416.44
  4. Step 4: Simplify right side
    183,744.08x = 18,031,434,621.44
  5. Step 5: Solve for x
    x = 18,031,434,621.44/183,744.08
  6. Step 6: Final answer
    x = 98,133.42

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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.