Home / 225,714.18-338,543.58-130,995.90

Finding the Fourth Proportional to 225,714.18, 338,543.58 and 130,995.90

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Solution

The fourth proportional to 225,714.18, 338,543.58 and 130,995.90 is: 196,477.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,714.18 : 338,543.58 = 130,995.90 : x
  2. Step 2: Convert to fraction form
    225,714.18/338,543.58 = 130,995.90/x
  3. Step 3: Cross multiply
    225,714.18x = 338,543.58 × 130,995.90
  4. Step 4: Simplify right side
    225,714.18x = 44,347,820,951.32
  5. Step 5: Solve for x
    x = 44,347,820,951.32/225,714.18
  6. Step 6: Final answer
    x = 196,477.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.