Home / 225,749.46-311,558.40-144,080.04

Finding the Fourth Proportional to 225,749.46, 311,558.40 and 144,080.04

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Solution

The fourth proportional to 225,749.46, 311,558.40 and 144,080.04 is: 198,845.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,749.46 : 311,558.40 = 144,080.04 : x
  2. Step 2: Convert to fraction form
    225,749.46/311,558.40 = 144,080.04/x
  3. Step 3: Cross multiply
    225,749.46x = 311,558.40 × 144,080.04
  4. Step 4: Simplify right side
    225,749.46x = 44,889,346,734.34
  5. Step 5: Solve for x
    x = 44,889,346,734.34/225,749.46
  6. Step 6: Final answer
    x = 198,845.87

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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.