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Finding the Fourth Proportional to 175,883.20, 263,824.80 and 63,617.20

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Solution

The fourth proportional to 175,883.20, 263,824.80 and 63,617.20 is: 95,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,883.20 : 263,824.80 = 63,617.20 : x
  2. Step 2: Convert to fraction form
    175,883.20/263,824.80 = 63,617.20/x
  3. Step 3: Cross multiply
    175,883.20x = 263,824.80 × 63,617.20
  4. Step 4: Simplify right side
    175,883.20x = 16,783,795,066.56
  5. Step 5: Solve for x
    x = 16,783,795,066.56/175,883.20
  6. Step 6: Final answer
    x = 95,425.80

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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.