Home / 200,276.23-300,391.28-50,517.88

Finding the Fourth Proportional to 200,276.23, 300,391.28 and 50,517.88

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Solution

The fourth proportional to 200,276.23, 300,391.28 and 50,517.88 is: 75,771.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,276.23 : 300,391.28 = 50,517.88 : x
  2. Step 2: Convert to fraction form
    200,276.23/300,391.28 = 50,517.88/x
  3. Step 3: Cross multiply
    200,276.23x = 300,391.28 × 50,517.88
  4. Step 4: Simplify right side
    200,276.23x = 15,175,130,106.12
  5. Step 5: Solve for x
    x = 15,175,130,106.12/200,276.23
  6. Step 6: Final answer
    x = 75,771.00

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1.5x scale

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.