Home / 146,906.46-220,364.91-47,053.68

Finding the Fourth Proportional to 146,906.46, 220,364.91 and 47,053.68

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Solution

The fourth proportional to 146,906.46, 220,364.91 and 47,053.68 is: 70,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,906.46 : 220,364.91 = 47,053.68 : x
  2. Step 2: Convert to fraction form
    146,906.46/220,364.91 = 47,053.68/x
  3. Step 3: Cross multiply
    146,906.46x = 220,364.91 × 47,053.68
  4. Step 4: Simplify right side
    146,906.46x = 10,368,979,958.37
  5. Step 5: Solve for x
    x = 10,368,979,958.37/146,906.46
  6. Step 6: Final answer
    x = 70,582.19

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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.