Home / 89,996.06-135,015.96-27,666.56

Finding the Fourth Proportional to 89,996.06, 135,015.96 and 27,666.56

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Solution

The fourth proportional to 89,996.06, 135,015.96 and 27,666.56 is: 41,506.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,996.06 : 135,015.96 = 27,666.56 : x
  2. Step 2: Convert to fraction form
    89,996.06/135,015.96 = 27,666.56/x
  3. Step 3: Cross multiply
    89,996.06x = 135,015.96 × 27,666.56
  4. Step 4: Simplify right side
    89,996.06x = 3,735,427,599.59
  5. Step 5: Solve for x
    x = 3,735,427,599.59/89,996.06
  6. Step 6: Final answer
    x = 41,506.57

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1.5x scale

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.