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Finding the Fourth Proportional to 239,771, 359,647.98 and 59,857.44

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Solution

The fourth proportional to 239,771, 359,647.98 and 59,857.44 is: 89,784.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,771 : 359,647.98 = 59,857.44 : x
  2. Step 2: Convert to fraction form
    239,771/359,647.98 = 59,857.44/x
  3. Step 3: Cross multiply
    239,771x = 359,647.98 × 59,857.44
  4. Step 4: Simplify right side
    239,771x = 21,527,607,383.97
  5. Step 5: Solve for x
    x = 21,527,607,383.97/239,771
  6. Step 6: Final answer
    x = 89,784.03

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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.