Home / 148,269.40-222,101.70-91,936.60

Finding the Fourth Proportional to 148,269.40, 222,101.70 and 91,936.60

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Solution

The fourth proportional to 148,269.40, 222,101.70 and 91,936.60 is: 137,717.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,269.40 : 222,101.70 = 91,936.60 : x
  2. Step 2: Convert to fraction form
    148,269.40/222,101.70 = 91,936.60/x
  3. Step 3: Cross multiply
    148,269.40x = 222,101.70 × 91,936.60
  4. Step 4: Simplify right side
    148,269.40x = 20,419,275,152.22
  5. Step 5: Solve for x
    x = 20,419,275,152.22/148,269.40
  6. Step 6: Final answer
    x = 137,717.39

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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.