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Finding the Fourth Proportional to 60,198.60, 83,069.40 and 33,339

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Solution

The fourth proportional to 60,198.60, 83,069.40 and 33,339 is: 46,005.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,198.60 : 83,069.40 = 33,339 : x
  2. Step 2: Convert to fraction form
    60,198.60/83,069.40 = 33,339/x
  3. Step 3: Cross multiply
    60,198.60x = 83,069.40 × 33,339
  4. Step 4: Simplify right side
    60,198.60x = 2,769,450,726.60
  5. Step 5: Solve for x
    x = 2,769,450,726.60/60,198.60
  6. Step 6: Final answer
    x = 46,005.23

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1.5x scale

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.