Home / 89,314.26-133,976.43-29,346.54

Finding the Fourth Proportional to 89,314.26, 133,976.43 and 29,346.54

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Solution

The fourth proportional to 89,314.26, 133,976.43 and 29,346.54 is: 44,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,314.26 : 133,976.43 = 29,346.54 : x
  2. Step 2: Convert to fraction form
    89,314.26/133,976.43 = 29,346.54/x
  3. Step 3: Cross multiply
    89,314.26x = 133,976.43 × 29,346.54
  4. Step 4: Simplify right side
    89,314.26x = 3,931,744,662.05
  5. Step 5: Solve for x
    x = 3,931,744,662.05/89,314.26
  6. Step 6: Final answer
    x = 44,021.47

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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.