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Finding the Fourth Proportional to 60,803.64, 83,907.38 and 33,945.38

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Solution

The fourth proportional to 60,803.64, 83,907.38 and 33,945.38 is: 46,843.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,803.64 : 83,907.38 = 33,945.38 : x
  2. Step 2: Convert to fraction form
    60,803.64/83,907.38 = 33,945.38/x
  3. Step 3: Cross multiply
    60,803.64x = 83,907.38 × 33,945.38
  4. Step 4: Simplify right side
    60,803.64x = 2,848,267,898.90
  5. Step 5: Solve for x
    x = 2,848,267,898.90/60,803.64
  6. Step 6: Final answer
    x = 46,843.71

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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.