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Finding the Fourth Proportional to 89,114.40, 133,627.83 and 44,083.72

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Solution

The fourth proportional to 89,114.40, 133,627.83 and 44,083.72 is: 66,103.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,114.40 : 133,627.83 = 44,083.72 : x
  2. Step 2: Convert to fraction form
    89,114.40/133,627.83 = 44,083.72/x
  3. Step 3: Cross multiply
    89,114.40x = 133,627.83 × 44,083.72
  4. Step 4: Simplify right side
    89,114.40x = 5,890,811,841.93
  5. Step 5: Solve for x
    x = 5,890,811,841.93/89,114.40
  6. Step 6: Final answer
    x = 66,103.93

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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.