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Finding the Fourth Proportional to 69,730.78, 104,603.08 and 22,333.96

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Solution

The fourth proportional to 69,730.78, 104,603.08 and 22,333.96 is: 33,503.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,730.78 : 104,603.08 = 22,333.96 : x
  2. Step 2: Convert to fraction form
    69,730.78/104,603.08 = 22,333.96/x
  3. Step 3: Cross multiply
    69,730.78x = 104,603.08 × 22,333.96
  4. Step 4: Simplify right side
    69,730.78x = 2,336,201,004.60
  5. Step 5: Solve for x
    x = 2,336,201,004.60/69,730.78
  6. Step 6: Final answer
    x = 33,503.16

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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.