Home / 146,738.56-220,195.28-53,251.60

Finding the Fourth Proportional to 146,738.56, 220,195.28 and 53,251.60

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Solution

The fourth proportional to 146,738.56, 220,195.28 and 53,251.60 is: 79,909.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,738.56 : 220,195.28 = 53,251.60 : x
  2. Step 2: Convert to fraction form
    146,738.56/220,195.28 = 53,251.60/x
  3. Step 3: Cross multiply
    146,738.56x = 220,195.28 × 53,251.60
  4. Step 4: Simplify right side
    146,738.56x = 11,725,750,972.45
  5. Step 5: Solve for x
    x = 11,725,750,972.45/146,738.56
  6. Step 6: Final answer
    x = 79,909.13

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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.