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Finding the Fourth Proportional to 170,471.34, 255,735.69 and 52,114.98

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Solution

The fourth proportional to 170,471.34, 255,735.69 and 52,114.98 is: 78,181.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,471.34 : 255,735.69 = 52,114.98 : x
  2. Step 2: Convert to fraction form
    170,471.34/255,735.69 = 52,114.98/x
  3. Step 3: Cross multiply
    170,471.34x = 255,735.69 × 52,114.98
  4. Step 4: Simplify right side
    170,471.34x = 13,327,660,369.64
  5. Step 5: Solve for x
    x = 13,327,660,369.64/170,471.34
  6. Step 6: Final answer
    x = 78,181.24

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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.