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Finding the Fourth Proportional to 60,339, 83,268.47 and 33,481.95

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Solution

The fourth proportional to 60,339, 83,268.47 and 33,481.95 is: 46,205.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,339 : 83,268.47 = 33,481.95 : x
  2. Step 2: Convert to fraction form
    60,339/83,268.47 = 33,481.95/x
  3. Step 3: Cross multiply
    60,339x = 83,268.47 × 33,481.95
  4. Step 4: Simplify right side
    60,339x = 2,787,990,749.12
  5. Step 5: Solve for x
    x = 2,787,990,749.12/60,339
  6. Step 6: Final answer
    x = 46,205.45

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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.