Home / 146,789.62-220,184.46-35,981.62

Finding the Fourth Proportional to 146,789.62, 220,184.46 and 35,981.62

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Solution

The fourth proportional to 146,789.62, 220,184.46 and 35,981.62 is: 53,972.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,789.62 : 220,184.46 = 35,981.62 : x
  2. Step 2: Convert to fraction form
    146,789.62/220,184.46 = 35,981.62/x
  3. Step 3: Cross multiply
    146,789.62x = 220,184.46 × 35,981.62
  4. Step 4: Simplify right side
    146,789.62x = 7,922,593,569.63
  5. Step 5: Solve for x
    x = 7,922,593,569.63/146,789.62
  6. Step 6: Final answer
    x = 53,972.44

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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.