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Finding the Fourth Proportional to 238,312.91, 357,469.16 and 60,819.91

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Solution

The fourth proportional to 238,312.91, 357,469.16 and 60,819.91 is: 91,229.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,312.91 : 357,469.16 = 60,819.91 : x
  2. Step 2: Convert to fraction form
    238,312.91/357,469.16 = 60,819.91/x
  3. Step 3: Cross multiply
    238,312.91x = 357,469.16 × 60,819.91
  4. Step 4: Simplify right side
    238,312.91x = 21,741,242,138.98
  5. Step 5: Solve for x
    x = 21,741,242,138.98/238,312.91
  6. Step 6: Final answer
    x = 91,229.81

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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.