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Finding the Fourth Proportional to 89,460.96, 134,213.43 and 44,503.53

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Solution

The fourth proportional to 89,460.96, 134,213.43 and 44,503.53 is: 66,766.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,460.96 : 134,213.43 = 44,503.53 : x
  2. Step 2: Convert to fraction form
    89,460.96/134,213.43 = 44,503.53/x
  3. Step 3: Cross multiply
    89,460.96x = 134,213.43 × 44,503.53
  4. Step 4: Simplify right side
    89,460.96x = 5,972,971,408.41
  5. Step 5: Solve for x
    x = 5,972,971,408.41/89,460.96
  6. Step 6: Final answer
    x = 66,766.23

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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.