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Finding the Fourth Proportional to 62,226, 85,874.04 and 35,369.64

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Solution

The fourth proportional to 62,226, 85,874.04 and 35,369.64 is: 48,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,226 : 85,874.04 = 35,369.64 : x
  2. Step 2: Convert to fraction form
    62,226/85,874.04 = 35,369.64/x
  3. Step 3: Cross multiply
    62,226x = 85,874.04 × 35,369.64
  4. Step 4: Simplify right side
    62,226x = 3,037,333,880.15
  5. Step 5: Solve for x
    x = 3,037,333,880.15/62,226
  6. Step 6: Final answer
    x = 48,811.33

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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.