Home / 225,929.04-311,819.40-125,359.44

Finding the Fourth Proportional to 225,929.04, 311,819.40 and 125,359.44

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Solution

The fourth proportional to 225,929.04, 311,819.40 and 125,359.44 is: 173,016.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,929.04 : 311,819.40 = 125,359.44 : x
  2. Step 2: Convert to fraction form
    225,929.04/311,819.40 = 125,359.44/x
  3. Step 3: Cross multiply
    225,929.04x = 311,819.40 × 125,359.44
  4. Step 4: Simplify right side
    225,929.04x = 39,089,505,365.14
  5. Step 5: Solve for x
    x = 39,089,505,365.14/225,929.04
  6. Step 6: Final answer
    x = 173,016.74

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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.