Home / 76,771.42-115,173.97-23,467.82

Finding the Fourth Proportional to 76,771.42, 115,173.97 and 23,467.82

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Solution

The fourth proportional to 76,771.42, 115,173.97 and 23,467.82 is: 35,206.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,771.42 : 115,173.97 = 23,467.82 : x
  2. Step 2: Convert to fraction form
    76,771.42/115,173.97 = 23,467.82/x
  3. Step 3: Cross multiply
    76,771.42x = 115,173.97 × 23,467.82
  4. Step 4: Simplify right side
    76,771.42x = 2,702,881,362.11
  5. Step 5: Solve for x
    x = 2,702,881,362.11/76,771.42
  6. Step 6: Final answer
    x = 35,206.87

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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.