Home / 225,627.21-338,108.51-125,650.02

Finding the Fourth Proportional to 225,627.21, 338,108.51 and 125,650.02

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Solution

The fourth proportional to 225,627.21, 338,108.51 and 125,650.02 is: 188,289.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,627.21 : 338,108.51 = 125,650.02 : x
  2. Step 2: Convert to fraction form
    225,627.21/338,108.51 = 125,650.02/x
  3. Step 3: Cross multiply
    225,627.21x = 338,108.51 × 125,650.02
  4. Step 4: Simplify right side
    225,627.21x = 42,483,341,043.67
  5. Step 5: Solve for x
    x = 42,483,341,043.67/225,627.21
  6. Step 6: Final answer
    x = 188,289.97

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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.