Home / 225,128.48-337,525.05-136,360.58

Finding the Fourth Proportional to 225,128.48, 337,525.05 and 136,360.58

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Solution

The fourth proportional to 225,128.48, 337,525.05 and 136,360.58 is: 204,439.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,128.48 : 337,525.05 = 136,360.58 : x
  2. Step 2: Convert to fraction form
    225,128.48/337,525.05 = 136,360.58/x
  3. Step 3: Cross multiply
    225,128.48x = 337,525.05 × 136,360.58
  4. Step 4: Simplify right side
    225,128.48x = 46,025,110,056.91
  5. Step 5: Solve for x
    x = 46,025,110,056.91/225,128.48
  6. Step 6: Final answer
    x = 204,439.31

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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.