Home / 148,233.60-222,350.40-138,902.40

Finding the Fourth Proportional to 148,233.60, 222,350.40 and 138,902.40

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Solution

The fourth proportional to 148,233.60, 222,350.40 and 138,902.40 is: 208,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,233.60 : 222,350.40 = 138,902.40 : x
  2. Step 2: Convert to fraction form
    148,233.60/222,350.40 = 138,902.40/x
  3. Step 3: Cross multiply
    148,233.60x = 222,350.40 × 138,902.40
  4. Step 4: Simplify right side
    148,233.60x = 30,885,004,200.96
  5. Step 5: Solve for x
    x = 30,885,004,200.96/148,233.60
  6. Step 6: Final answer
    x = 208,353.60

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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.