Home / 207,820.10-311,730.26-50,048.51

Finding the Fourth Proportional to 207,820.10, 311,730.26 and 50,048.51

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Solution

The fourth proportional to 207,820.10, 311,730.26 and 50,048.51 is: 75,072.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,820.10 : 311,730.26 = 50,048.51 : x
  2. Step 2: Convert to fraction form
    207,820.10/311,730.26 = 50,048.51/x
  3. Step 3: Cross multiply
    207,820.10x = 311,730.26 × 50,048.51
  4. Step 4: Simplify right side
    207,820.10x = 15,601,633,226.02
  5. Step 5: Solve for x
    x = 15,601,633,226.02/207,820.10
  6. Step 6: Final answer
    x = 75,072.78

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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.