Home / 345,107.57-476,243.91-199,933.13

Finding the Fourth Proportional to 345,107.57, 476,243.91 and 199,933.13

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Solution

The fourth proportional to 345,107.57, 476,243.91 and 199,933.13 is: 275,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,107.57 : 476,243.91 = 199,933.13 : x
  2. Step 2: Convert to fraction form
    345,107.57/476,243.91 = 199,933.13/x
  3. Step 3: Cross multiply
    345,107.57x = 476,243.91 × 199,933.13
  4. Step 4: Simplify right side
    345,107.57x = 95,216,936,760.35
  5. Step 5: Solve for x
    x = 95,216,936,760.35/345,107.57
  6. Step 6: Final answer
    x = 275,905.10

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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.