Home / 49,140.09-73,666.48-19,147.37

Finding the Fourth Proportional to 49,140.09, 73,666.48 and 19,147.37

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Solution

The fourth proportional to 49,140.09, 73,666.48 and 19,147.37 is: 28,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,140.09 : 73,666.48 = 19,147.37 : x
  2. Step 2: Convert to fraction form
    49,140.09/73,666.48 = 19,147.37/x
  3. Step 3: Cross multiply
    49,140.09x = 73,666.48 × 19,147.37
  4. Step 4: Simplify right side
    49,140.09x = 1,410,519,349.16
  5. Step 5: Solve for x
    x = 1,410,519,349.16/49,140.09
  6. Step 6: Final answer
    x = 28,704.05

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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.