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Finding the Fourth Proportional to 246,462.83, 369,759.74 and 77,986.14

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Solution

The fourth proportional to 246,462.83, 369,759.74 and 77,986.14 is: 116,999.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,462.83 : 369,759.74 = 77,986.14 : x
  2. Step 2: Convert to fraction form
    246,462.83/369,759.74 = 77,986.14/x
  3. Step 3: Cross multiply
    246,462.83x = 369,759.74 × 77,986.14
  4. Step 4: Simplify right side
    246,462.83x = 28,836,135,153.37
  5. Step 5: Solve for x
    x = 28,836,135,153.37/246,462.83
  6. Step 6: Final answer
    x = 116,999.94

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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.