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Finding the Fourth Proportional to 246,670.24, 340,404.94 and 133,493

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Solution

The fourth proportional to 246,670.24, 340,404.94 and 133,493 is: 184,220.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,670.24 : 340,404.94 = 133,493 : x
  2. Step 2: Convert to fraction form
    246,670.24/340,404.94 = 133,493/x
  3. Step 3: Cross multiply
    246,670.24x = 340,404.94 × 133,493
  4. Step 4: Simplify right side
    246,670.24x = 45,441,676,655.42
  5. Step 5: Solve for x
    x = 45,441,676,655.42/246,670.24
  6. Step 6: Final answer
    x = 184,220.34

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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.