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Finding the Fourth Proportional to 246,994.25, 340,852.38 and 133,817

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Solution

The fourth proportional to 246,994.25, 340,852.38 and 133,817 is: 184,667.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,994.25 : 340,852.38 = 133,817 : x
  2. Step 2: Convert to fraction form
    246,994.25/340,852.38 = 133,817/x
  3. Step 3: Cross multiply
    246,994.25x = 340,852.38 × 133,817
  4. Step 4: Simplify right side
    246,994.25x = 45,611,842,934.46
  5. Step 5: Solve for x
    x = 45,611,842,934.46/246,994.25
  6. Step 6: Final answer
    x = 184,667.63

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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.