Home / 146,789.13-220,183.70-35,981.13

Finding the Fourth Proportional to 146,789.13, 220,183.70 and 35,981.13

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Solution

The fourth proportional to 146,789.13, 220,183.70 and 35,981.13 is: 53,971.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,789.13 : 220,183.70 = 35,981.13 : x
  2. Step 2: Convert to fraction form
    146,789.13/220,183.70 = 35,981.13/x
  3. Step 3: Cross multiply
    146,789.13x = 220,183.70 × 35,981.13
  4. Step 4: Simplify right side
    146,789.13x = 7,922,458,333.58
  5. Step 5: Solve for x
    x = 7,922,458,333.58/146,789.13
  6. Step 6: Final answer
    x = 53,971.70

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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.