Home / 146,080.48-219,076.80-75,921.44

Finding the Fourth Proportional to 146,080.48, 219,076.80 and 75,921.44

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Solution

The fourth proportional to 146,080.48, 219,076.80 and 75,921.44 is: 113,859.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,080.48 : 219,076.80 = 75,921.44 : x
  2. Step 2: Convert to fraction form
    146,080.48/219,076.80 = 75,921.44/x
  3. Step 3: Cross multiply
    146,080.48x = 219,076.80 × 75,921.44
  4. Step 4: Simplify right side
    146,080.48x = 16,632,626,126.59
  5. Step 5: Solve for x
    x = 16,632,626,126.59/146,080.48
  6. Step 6: Final answer
    x = 113,859.33

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1.5x scale

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.