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Finding the Fourth Proportional to 152,512.88, 228,769.31 and 41,704.88

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Solution

The fourth proportional to 152,512.88, 228,769.31 and 41,704.88 is: 62,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,512.88 : 228,769.31 = 41,704.88 : x
  2. Step 2: Convert to fraction form
    152,512.88/228,769.31 = 41,704.88/x
  3. Step 3: Cross multiply
    152,512.88x = 228,769.31 × 41,704.88
  4. Step 4: Simplify right side
    152,512.88x = 9,540,795,581.65
  5. Step 5: Solve for x
    x = 9,540,795,581.65/152,512.88
  6. Step 6: Final answer
    x = 62,557.31

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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.