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Finding the Fourth Proportional to 69,293.73, 103,979.58 and 37,706.10

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Solution

The fourth proportional to 69,293.73, 103,979.58 and 37,706.10 is: 56,580.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,293.73 : 103,979.58 = 37,706.10 : x
  2. Step 2: Convert to fraction form
    69,293.73/103,979.58 = 37,706.10/x
  3. Step 3: Cross multiply
    69,293.73x = 103,979.58 × 37,706.10
  4. Step 4: Simplify right side
    69,293.73x = 3,920,664,441.44
  5. Step 5: Solve for x
    x = 3,920,664,441.44/69,293.73
  6. Step 6: Final answer
    x = 56,580.36

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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.