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Finding the Fourth Proportional to 232,244.40, 348,690.60 and 148,522.80

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Solution

The fourth proportional to 232,244.40, 348,690.60 and 148,522.80 is: 222,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,244.40 : 348,690.60 = 148,522.80 : x
  2. Step 2: Convert to fraction form
    232,244.40/348,690.60 = 148,522.80/x
  3. Step 3: Cross multiply
    232,244.40x = 348,690.60 × 148,522.80
  4. Step 4: Simplify right side
    232,244.40x = 51,788,504,245.68
  5. Step 5: Solve for x
    x = 51,788,504,245.68/232,244.40
  6. Step 6: Final answer
    x = 222,991.40

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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.