Home / 89,356-133,994.62-41,984.56

Finding the Fourth Proportional to 89,356, 133,994.62 and 41,984.56

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Solution

The fourth proportional to 89,356, 133,994.62 and 41,984.56 is: 62,958.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,356 : 133,994.62 = 41,984.56 : x
  2. Step 2: Convert to fraction form
    89,356/133,994.62 = 41,984.56/x
  3. Step 3: Cross multiply
    89,356x = 133,994.62 × 41,984.56
  4. Step 4: Simplify right side
    89,356x = 5,625,705,163.07
  5. Step 5: Solve for x
    x = 5,625,705,163.07/89,356
  6. Step 6: Final answer
    x = 62,958.34

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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.