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Finding the Fourth Proportional to 148,334.40, 222,458.40 and 53,553.60

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Solution

The fourth proportional to 148,334.40, 222,458.40 and 53,553.60 is: 80,314.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,334.40 : 222,458.40 = 53,553.60 : x
  2. Step 2: Convert to fraction form
    148,334.40/222,458.40 = 53,553.60/x
  3. Step 3: Cross multiply
    148,334.40x = 222,458.40 × 53,553.60
  4. Step 4: Simplify right side
    148,334.40x = 11,913,448,170.24
  5. Step 5: Solve for x
    x = 11,913,448,170.24/148,334.40
  6. Step 6: Final answer
    x = 80,314.80

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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.