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Finding the Fourth Proportional to 62,205.92, 85,844.04 and 33,911.60

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Solution

The fourth proportional to 62,205.92, 85,844.04 and 33,911.60 is: 46,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,205.92 : 85,844.04 = 33,911.60 : x
  2. Step 2: Convert to fraction form
    62,205.92/85,844.04 = 33,911.60/x
  3. Step 3: Cross multiply
    62,205.92x = 85,844.04 × 33,911.60
  4. Step 4: Simplify right side
    62,205.92x = 2,911,108,746.86
  5. Step 5: Solve for x
    x = 2,911,108,746.86/62,205.92
  6. Step 6: Final answer
    x = 46,797.94

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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.