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Finding the Fourth Proportional to 225,189.44, 310,404.12 and 177,367.04

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Solution

The fourth proportional to 225,189.44, 310,404.12 and 177,367.04 is: 244,485.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,189.44 : 310,404.12 = 177,367.04 : x
  2. Step 2: Convert to fraction form
    225,189.44/310,404.12 = 177,367.04/x
  3. Step 3: Cross multiply
    225,189.44x = 310,404.12 × 177,367.04
  4. Step 4: Simplify right side
    225,189.44x = 55,055,459,968.20
  5. Step 5: Solve for x
    x = 55,055,459,968.20/225,189.44
  6. Step 6: Final answer
    x = 244,485.09

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1.5x scale

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.