Home / 49,889.83-74,832.01-30,163.09

Finding the Fourth Proportional to 49,889.83, 74,832.01 and 30,163.09

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Solution

The fourth proportional to 49,889.83, 74,832.01 and 30,163.09 is: 45,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,889.83 : 74,832.01 = 30,163.09 : x
  2. Step 2: Convert to fraction form
    49,889.83/74,832.01 = 30,163.09/x
  3. Step 3: Cross multiply
    49,889.83x = 74,832.01 × 30,163.09
  4. Step 4: Simplify right side
    49,889.83x = 2,257,164,390.02
  5. Step 5: Solve for x
    x = 2,257,164,390.02/49,889.83
  6. Step 6: Final answer
    x = 45,242.98

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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.