Home / 146,508.75-219,404.70-132,309.45

Finding the Fourth Proportional to 146,508.75, 219,404.70 and 132,309.45

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Solution

The fourth proportional to 146,508.75, 219,404.70 and 132,309.45 is: 198,140.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,508.75 : 219,404.70 = 132,309.45 : x
  2. Step 2: Convert to fraction form
    146,508.75/219,404.70 = 132,309.45/x
  3. Step 3: Cross multiply
    146,508.75x = 219,404.70 × 132,309.45
  4. Step 4: Simplify right side
    146,508.75x = 29,029,315,184.42
  5. Step 5: Solve for x
    x = 29,029,315,184.42/146,508.75
  6. Step 6: Final answer
    x = 198,140.49

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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.