Home / 34,144.20-51,119.10-30,256.20

Finding the Fourth Proportional to 34,144.20, 51,119.10 and 30,256.20

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Solution

The fourth proportional to 34,144.20, 51,119.10 and 30,256.20 is: 45,298.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,144.20 : 51,119.10 = 30,256.20 : x
  2. Step 2: Convert to fraction form
    34,144.20/51,119.10 = 30,256.20/x
  3. Step 3: Cross multiply
    34,144.20x = 51,119.10 × 30,256.20
  4. Step 4: Simplify right side
    34,144.20x = 1,546,669,713.42
  5. Step 5: Solve for x
    x = 1,546,669,713.42/34,144.20
  6. Step 6: Final answer
    x = 45,298.17

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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.