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Finding the Fourth Proportional to 246,386.44, 340,159.80 and 161,651.44

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Solution

The fourth proportional to 246,386.44, 340,159.80 and 161,651.44 is: 223,175.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,386.44 : 340,159.80 = 161,651.44 : x
  2. Step 2: Convert to fraction form
    246,386.44/340,159.80 = 161,651.44/x
  3. Step 3: Cross multiply
    246,386.44x = 340,159.80 × 161,651.44
  4. Step 4: Simplify right side
    246,386.44x = 54,987,321,500.11
  5. Step 5: Solve for x
    x = 54,987,321,500.11/246,386.44
  6. Step 6: Final answer
    x = 223,175.11

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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.