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Finding the Fourth Proportional to 89,735.73, 134,626.98 and 33,580.26

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Solution

The fourth proportional to 89,735.73, 134,626.98 and 33,580.26 is: 50,379.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,735.73 : 134,626.98 = 33,580.26 : x
  2. Step 2: Convert to fraction form
    89,735.73/134,626.98 = 33,580.26/x
  3. Step 3: Cross multiply
    89,735.73x = 134,626.98 × 33,580.26
  4. Step 4: Simplify right side
    89,735.73x = 4,520,808,991.41
  5. Step 5: Solve for x
    x = 4,520,808,991.41/89,735.73
  6. Step 6: Final answer
    x = 50,379.14

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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.