Home / 225,335.06-311,173.17-144,902.33

Finding the Fourth Proportional to 225,335.06, 311,173.17 and 144,902.33

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Solution

The fourth proportional to 225,335.06, 311,173.17 and 144,902.33 is: 200,100.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,335.06 : 311,173.17 = 144,902.33 : x
  2. Step 2: Convert to fraction form
    225,335.06/311,173.17 = 144,902.33/x
  3. Step 3: Cross multiply
    225,335.06x = 311,173.17 × 144,902.33
  4. Step 4: Simplify right side
    225,335.06x = 45,089,717,017.59
  5. Step 5: Solve for x
    x = 45,089,717,017.59/225,335.06
  6. Step 6: Final answer
    x = 200,100.76

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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.