Home / 89,090.73-133,619.38-44,705.57

Finding the Fourth Proportional to 89,090.73, 133,619.38 and 44,705.57

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Solution

The fourth proportional to 89,090.73, 133,619.38 and 44,705.57 is: 67,049.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,090.73 : 133,619.38 = 44,705.57 : x
  2. Step 2: Convert to fraction form
    89,090.73/133,619.38 = 44,705.57/x
  3. Step 3: Cross multiply
    89,090.73x = 133,619.38 × 44,705.57
  4. Step 4: Simplify right side
    89,090.73x = 5,973,529,766.09
  5. Step 5: Solve for x
    x = 5,973,529,766.09/89,090.73
  6. Step 6: Final answer
    x = 67,049.96

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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.