Home / 148,003.40-222,005.10-102,902.60

Finding the Fourth Proportional to 148,003.40, 222,005.10 and 102,902.60

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Solution

The fourth proportional to 148,003.40, 222,005.10 and 102,902.60 is: 154,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,003.40 : 222,005.10 = 102,902.60 : x
  2. Step 2: Convert to fraction form
    148,003.40/222,005.10 = 102,902.60/x
  3. Step 3: Cross multiply
    148,003.40x = 222,005.10 × 102,902.60
  4. Step 4: Simplify right side
    148,003.40x = 22,844,902,003.26
  5. Step 5: Solve for x
    x = 22,844,902,003.26/148,003.40
  6. Step 6: Final answer
    x = 154,353.90

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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.