Home / 222,942.60-334,413.90-143,226.45

Finding the Fourth Proportional to 222,942.60, 334,413.90 and 143,226.45

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Solution

The fourth proportional to 222,942.60, 334,413.90 and 143,226.45 is: 214,839.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,942.60 : 334,413.90 = 143,226.45 : x
  2. Step 2: Convert to fraction form
    222,942.60/334,413.90 = 143,226.45/x
  3. Step 3: Cross multiply
    222,942.60x = 334,413.90 × 143,226.45
  4. Step 4: Simplify right side
    222,942.60x = 47,896,915,727.66
  5. Step 5: Solve for x
    x = 47,896,915,727.66/222,942.60
  6. Step 6: Final answer
    x = 214,839.68

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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.