Home / 225,336.56-311,175.24-144,903.83

Finding the Fourth Proportional to 225,336.56, 311,175.24 and 144,903.83

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Solution

The fourth proportional to 225,336.56, 311,175.24 and 144,903.83 is: 200,102.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,336.56 : 311,175.24 = 144,903.83 : x
  2. Step 2: Convert to fraction form
    225,336.56/311,175.24 = 144,903.83/x
  3. Step 3: Cross multiply
    225,336.56x = 311,175.24 × 144,903.83
  4. Step 4: Simplify right side
    225,336.56x = 45,090,482,521.29
  5. Step 5: Solve for x
    x = 45,090,482,521.29/225,336.56
  6. Step 6: Final answer
    x = 200,102.83

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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.