Home / 147,944.80-222,154.80-137,029.60

Finding the Fourth Proportional to 147,944.80, 222,154.80 and 137,029.60

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Solution

The fourth proportional to 147,944.80, 222,154.80 and 137,029.60 is: 205,764.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,944.80 : 222,154.80 = 137,029.60 : x
  2. Step 2: Convert to fraction form
    147,944.80/222,154.80 = 137,029.60/x
  3. Step 3: Cross multiply
    147,944.80x = 222,154.80 × 137,029.60
  4. Step 4: Simplify right side
    147,944.80x = 30,441,783,382.08
  5. Step 5: Solve for x
    x = 30,441,783,382.08/147,944.80
  6. Step 6: Final answer
    x = 205,764.47

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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.