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Finding the Fourth Proportional to 56,664.20, 84,893.90 and 50,110.60

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Solution

The fourth proportional to 56,664.20, 84,893.90 and 50,110.60 is: 75,075.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,664.20 : 84,893.90 = 50,110.60 : x
  2. Step 2: Convert to fraction form
    56,664.20/84,893.90 = 50,110.60/x
  3. Step 3: Cross multiply
    56,664.20x = 84,893.90 × 50,110.60
  4. Step 4: Simplify right side
    56,664.20x = 4,254,084,265.34
  5. Step 5: Solve for x
    x = 4,254,084,265.34/56,664.20
  6. Step 6: Final answer
    x = 75,075.34

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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.