Home / 225,467.37-311,354.15-168,780.33

Finding the Fourth Proportional to 225,467.37, 311,354.15 and 168,780.33

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Solution

The fourth proportional to 225,467.37, 311,354.15 and 168,780.33 is: 233,073.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,467.37 : 311,354.15 = 168,780.33 : x
  2. Step 2: Convert to fraction form
    225,467.37/311,354.15 = 168,780.33/x
  3. Step 3: Cross multiply
    225,467.37x = 311,354.15 × 168,780.33
  4. Step 4: Simplify right side
    225,467.37x = 52,550,455,339.97
  5. Step 5: Solve for x
    x = 52,550,455,339.97/225,467.37
  6. Step 6: Final answer
    x = 233,073.44

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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.