Home / 148,717.20-222,427.80-133,035.60

Finding the Fourth Proportional to 148,717.20, 222,427.80 and 133,035.60

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Solution

The fourth proportional to 148,717.20, 222,427.80 and 133,035.60 is: 198,973.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,717.20 : 222,427.80 = 133,035.60 : x
  2. Step 2: Convert to fraction form
    148,717.20/222,427.80 = 133,035.60/x
  3. Step 3: Cross multiply
    148,717.20x = 222,427.80 × 133,035.60
  4. Step 4: Simplify right side
    148,717.20x = 29,590,815,829.68
  5. Step 5: Solve for x
    x = 29,590,815,829.68/148,717.20
  6. Step 6: Final answer
    x = 198,973.73

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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.