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Finding the Fourth Proportional to 246,132, 339,662.16 and 132,954.75

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Solution

The fourth proportional to 246,132, 339,662.16 and 132,954.75 is: 183,477.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,132 : 339,662.16 = 132,954.75 : x
  2. Step 2: Convert to fraction form
    246,132/339,662.16 = 132,954.75/x
  3. Step 3: Cross multiply
    246,132x = 339,662.16 × 132,954.75
  4. Step 4: Simplify right side
    246,132x = 45,159,697,567.26
  5. Step 5: Solve for x
    x = 45,159,697,567.26/246,132
  6. Step 6: Final answer
    x = 183,477.56

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1.5x scale

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.