Home / 71,847.06-107,771.94-19,256.10

Finding the Fourth Proportional to 71,847.06, 107,771.94 and 19,256.10

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Solution

The fourth proportional to 71,847.06, 107,771.94 and 19,256.10 is: 28,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,847.06 : 107,771.94 = 19,256.10 : x
  2. Step 2: Convert to fraction form
    71,847.06/107,771.94 = 19,256.10/x
  3. Step 3: Cross multiply
    71,847.06x = 107,771.94 × 19,256.10
  4. Step 4: Simplify right side
    71,847.06x = 2,075,267,253.83
  5. Step 5: Solve for x
    x = 2,075,267,253.83/71,847.06
  6. Step 6: Final answer
    x = 28,884.51

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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.