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Finding the Fourth Proportional to 247,704.48, 371,556.72 and 107,460

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Solution

The fourth proportional to 247,704.48, 371,556.72 and 107,460 is: 161,190.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,704.48 : 371,556.72 = 107,460 : x
  2. Step 2: Convert to fraction form
    247,704.48/371,556.72 = 107,460/x
  3. Step 3: Cross multiply
    247,704.48x = 371,556.72 × 107,460
  4. Step 4: Simplify right side
    247,704.48x = 39,927,485,131.20
  5. Step 5: Solve for x
    x = 39,927,485,131.20/247,704.48
  6. Step 6: Final answer
    x = 161,190.00

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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.