Home / 57,276.63-85,940.46-22,219.02

Finding the Fourth Proportional to 57,276.63, 85,940.46 and 22,219.02

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Solution

The fourth proportional to 57,276.63, 85,940.46 and 22,219.02 is: 33,338.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,276.63 : 85,940.46 = 22,219.02 : x
  2. Step 2: Convert to fraction form
    57,276.63/85,940.46 = 22,219.02/x
  3. Step 3: Cross multiply
    57,276.63x = 85,940.46 × 22,219.02
  4. Step 4: Simplify right side
    57,276.63x = 1,909,512,799.55
  5. Step 5: Solve for x
    x = 1,909,512,799.55/57,276.63
  6. Step 6: Final answer
    x = 33,338.43

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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.