Home / 146,940.73-220,379.75-47,074.10

Finding the Fourth Proportional to 146,940.73, 220,379.75 and 47,074.10

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Solution

The fourth proportional to 146,940.73, 220,379.75 and 47,074.10 is: 70,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,940.73 : 220,379.75 = 47,074.10 : x
  2. Step 2: Convert to fraction form
    146,940.73/220,379.75 = 47,074.10/x
  3. Step 3: Cross multiply
    146,940.73x = 220,379.75 × 47,074.10
  4. Step 4: Simplify right side
    146,940.73x = 10,374,178,705.05
  5. Step 5: Solve for x
    x = 10,374,178,705.05/146,940.73
  6. Step 6: Final answer
    x = 70,601.11

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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.