Home / 148,097.80-222,146.70-100,858.60

Finding the Fourth Proportional to 148,097.80, 222,146.70 and 100,858.60

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Solution

The fourth proportional to 148,097.80, 222,146.70 and 100,858.60 is: 151,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,097.80 : 222,146.70 = 100,858.60 : x
  2. Step 2: Convert to fraction form
    148,097.80/222,146.70 = 100,858.60/x
  3. Step 3: Cross multiply
    148,097.80x = 222,146.70 × 100,858.60
  4. Step 4: Simplify right side
    148,097.80x = 22,405,405,156.62
  5. Step 5: Solve for x
    x = 22,405,405,156.62/148,097.80
  6. Step 6: Final answer
    x = 151,287.90

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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.