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Finding the Fourth Proportional to 60,855.44, 83,979.91 and 33,997.87

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Solution

The fourth proportional to 60,855.44, 83,979.91 and 33,997.87 is: 46,916.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,855.44 : 83,979.91 = 33,997.87 : x
  2. Step 2: Convert to fraction form
    60,855.44/83,979.91 = 33,997.87/x
  3. Step 3: Cross multiply
    60,855.44x = 83,979.91 × 33,997.87
  4. Step 4: Simplify right side
    60,855.44x = 2,855,137,767.85
  5. Step 5: Solve for x
    x = 2,855,137,767.85/60,855.44
  6. Step 6: Final answer
    x = 46,916.72

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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.