Home / 146,945.40-220,413.96-41,764.20

Finding the Fourth Proportional to 146,945.40, 220,413.96 and 41,764.20

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Solution

The fourth proportional to 146,945.40, 220,413.96 and 41,764.20 is: 62,645.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,945.40 : 220,413.96 = 41,764.20 : x
  2. Step 2: Convert to fraction form
    146,945.40/220,413.96 = 41,764.20/x
  3. Step 3: Cross multiply
    146,945.40x = 220,413.96 × 41,764.20
  4. Step 4: Simplify right side
    146,945.40x = 9,205,412,708.23
  5. Step 5: Solve for x
    x = 9,205,412,708.23/146,945.40
  6. Step 6: Final answer
    x = 62,645.12

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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.