Home / 89,636.36-134,474.70-27,313.16

Finding the Fourth Proportional to 89,636.36, 134,474.70 and 27,313.16

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Solution

The fourth proportional to 89,636.36, 134,474.70 and 27,313.16 is: 40,975.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,636.36 : 134,474.70 = 27,313.16 : x
  2. Step 2: Convert to fraction form
    89,636.36/134,474.70 = 27,313.16/x
  3. Step 3: Cross multiply
    89,636.36x = 134,474.70 × 27,313.16
  4. Step 4: Simplify right side
    89,636.36x = 3,672,928,997.05
  5. Step 5: Solve for x
    x = 3,672,928,997.05/89,636.36
  6. Step 6: Final answer
    x = 40,975.88

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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.