Home / 146,512.60-219,768.90-132,953.20

Finding the Fourth Proportional to 146,512.60, 219,768.90 and 132,953.20

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Solution

The fourth proportional to 146,512.60, 219,768.90 and 132,953.20 is: 199,429.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,512.60 : 219,768.90 = 132,953.20 : x
  2. Step 2: Convert to fraction form
    146,512.60/219,768.90 = 132,953.20/x
  3. Step 3: Cross multiply
    146,512.60x = 219,768.90 × 132,953.20
  4. Step 4: Simplify right side
    146,512.60x = 29,218,978,515.48
  5. Step 5: Solve for x
    x = 29,218,978,515.48/146,512.60
  6. Step 6: Final answer
    x = 199,429.80

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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.