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Finding the Fourth Proportional to 170,818.53, 256,201.52 and 56,968.33

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Solution

The fourth proportional to 170,818.53, 256,201.52 and 56,968.33 is: 85,443.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,818.53 : 256,201.52 = 56,968.33 : x
  2. Step 2: Convert to fraction form
    170,818.53/256,201.52 = 56,968.33/x
  3. Step 3: Cross multiply
    170,818.53x = 256,201.52 × 56,968.33
  4. Step 4: Simplify right side
    170,818.53x = 14,595,372,453.02
  5. Step 5: Solve for x
    x = 14,595,372,453.02/170,818.53
  6. Step 6: Final answer
    x = 85,443.73

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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.