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Finding the Fourth Proportional to 246,893.00, 340,740.09 and 139,469.96

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Solution

The fourth proportional to 246,893.00, 340,740.09 and 139,469.96 is: 192,484.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,893.00 : 340,740.09 = 139,469.96 : x
  2. Step 2: Convert to fraction form
    246,893.00/340,740.09 = 139,469.96/x
  3. Step 3: Cross multiply
    246,893.00x = 340,740.09 × 139,469.96
  4. Step 4: Simplify right side
    246,893.00x = 47,523,005,019.00
  5. Step 5: Solve for x
    x = 47,523,005,019.00/246,893.00
  6. Step 6: Final answer
    x = 192,484.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.