Home / 246,189.89-369,284.79-77,828.42

Finding the Fourth Proportional to 246,189.89, 369,284.79 and 77,828.42

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Solution

The fourth proportional to 246,189.89, 369,284.79 and 77,828.42 is: 116,742.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,189.89 : 369,284.79 = 77,828.42 : x
  2. Step 2: Convert to fraction form
    246,189.89/369,284.79 = 77,828.42/x
  3. Step 3: Cross multiply
    246,189.89x = 369,284.79 × 77,828.42
  4. Step 4: Simplify right side
    246,189.89x = 28,740,851,735.73
  5. Step 5: Solve for x
    x = 28,740,851,735.73/246,189.89
  6. Step 6: Final answer
    x = 116,742.62

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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.