Home / 51,086.20-76,629.30-35,534.20

Finding the Fourth Proportional to 51,086.20, 76,629.30 and 35,534.20

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Solution

The fourth proportional to 51,086.20, 76,629.30 and 35,534.20 is: 53,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,086.20 : 76,629.30 = 35,534.20 : x
  2. Step 2: Convert to fraction form
    51,086.20/76,629.30 = 35,534.20/x
  3. Step 3: Cross multiply
    51,086.20x = 76,629.30 × 35,534.20
  4. Step 4: Simplify right side
    51,086.20x = 2,722,960,872.06
  5. Step 5: Solve for x
    x = 2,722,960,872.06/51,086.20
  6. Step 6: Final answer
    x = 53,301.30

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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.