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Finding the Fourth Proportional to 54,814, 75,715.93 and 44,099.22

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Solution

The fourth proportional to 54,814, 75,715.93 and 44,099.22 is: 60,915.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,814 : 75,715.93 = 44,099.22 : x
  2. Step 2: Convert to fraction form
    54,814/75,715.93 = 44,099.22/x
  3. Step 3: Cross multiply
    54,814x = 75,715.93 × 44,099.22
  4. Step 4: Simplify right side
    54,814x = 3,339,013,454.57
  5. Step 5: Solve for x
    x = 3,339,013,454.57/54,814
  6. Step 6: Final answer
    x = 60,915.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.