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Finding the Fourth Proportional to 146,846.74, 220,162.35 and 46,949.44

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Solution

The fourth proportional to 146,846.74, 220,162.35 and 46,949.44 is: 70,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,846.74 : 220,162.35 = 46,949.44 : x
  2. Step 2: Convert to fraction form
    146,846.74/220,162.35 = 46,949.44/x
  3. Step 3: Cross multiply
    146,846.74x = 220,162.35 × 46,949.44
  4. Step 4: Simplify right side
    146,846.74x = 10,336,497,940.77
  5. Step 5: Solve for x
    x = 10,336,497,940.77/146,846.74
  6. Step 6: Final answer
    x = 70,389.70

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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.