Home / 89,396.34-134,093.70-36,087.48

Finding the Fourth Proportional to 89,396.34, 134,093.70 and 36,087.48

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Solution

The fourth proportional to 89,396.34, 134,093.70 and 36,087.48 is: 54,130.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,396.34 : 134,093.70 = 36,087.48 : x
  2. Step 2: Convert to fraction form
    89,396.34/134,093.70 = 36,087.48/x
  3. Step 3: Cross multiply
    89,396.34x = 134,093.70 × 36,087.48
  4. Step 4: Simplify right side
    89,396.34x = 4,839,103,716.88
  5. Step 5: Solve for x
    x = 4,839,103,716.88/89,396.34
  6. Step 6: Final answer
    x = 54,130.89

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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.