Home / 146,506.20-219,413.70-99,504.60

Finding the Fourth Proportional to 146,506.20, 219,413.70 and 99,504.60

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Solution

The fourth proportional to 146,506.20, 219,413.70 and 99,504.60 is: 149,022.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,506.20 : 219,413.70 = 99,504.60 : x
  2. Step 2: Convert to fraction form
    146,506.20/219,413.70 = 99,504.60/x
  3. Step 3: Cross multiply
    146,506.20x = 219,413.70 × 99,504.60
  4. Step 4: Simplify right side
    146,506.20x = 21,832,672,453.02
  5. Step 5: Solve for x
    x = 21,832,672,453.02/146,506.20
  6. Step 6: Final answer
    x = 149,022.17

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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.