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Finding the Fourth Proportional to 171,012.96, 256,519.44 and 46,353.96

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Solution

The fourth proportional to 171,012.96, 256,519.44 and 46,353.96 is: 69,530.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,012.96 : 256,519.44 = 46,353.96 : x
  2. Step 2: Convert to fraction form
    171,012.96/256,519.44 = 46,353.96/x
  3. Step 3: Cross multiply
    171,012.96x = 256,519.44 × 46,353.96
  4. Step 4: Simplify right side
    171,012.96x = 11,890,691,860.98
  5. Step 5: Solve for x
    x = 11,890,691,860.98/171,012.96
  6. Step 6: Final answer
    x = 69,530.94

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1.5x scale

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.