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Finding the Fourth Proportional to 246,396.56, 340,026.50 and 133,219.30

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Solution

The fourth proportional to 246,396.56, 340,026.50 and 133,219.30 is: 183,842.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,396.56 : 340,026.50 = 133,219.30 : x
  2. Step 2: Convert to fraction form
    246,396.56/340,026.50 = 133,219.30/x
  3. Step 3: Cross multiply
    246,396.56x = 340,026.50 × 133,219.30
  4. Step 4: Simplify right side
    246,396.56x = 45,298,092,311.45
  5. Step 5: Solve for x
    x = 45,298,092,311.45/246,396.56
  6. Step 6: Final answer
    x = 183,842.23

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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.