Home / 56,665.20-84,997.80-34,114.80

Finding the Fourth Proportional to 56,665.20, 84,997.80 and 34,114.80

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Solution

The fourth proportional to 56,665.20, 84,997.80 and 34,114.80 is: 51,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,665.20 : 84,997.80 = 34,114.80 : x
  2. Step 2: Convert to fraction form
    56,665.20/84,997.80 = 34,114.80/x
  3. Step 3: Cross multiply
    56,665.20x = 84,997.80 × 34,114.80
  4. Step 4: Simplify right side
    56,665.20x = 2,899,682,947.44
  5. Step 5: Solve for x
    x = 2,899,682,947.44/56,665.20
  6. Step 6: Final answer
    x = 51,172.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.