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Finding the Fourth Proportional to 171,013.96, 256,520.94 and 46,354.96

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Solution

The fourth proportional to 171,013.96, 256,520.94 and 46,354.96 is: 69,532.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,013.96 : 256,520.94 = 46,354.96 : x
  2. Step 2: Convert to fraction form
    171,013.96/256,520.94 = 46,354.96/x
  3. Step 3: Cross multiply
    171,013.96x = 256,520.94 × 46,354.96
  4. Step 4: Simplify right side
    171,013.96x = 11,891,017,912.86
  5. Step 5: Solve for x
    x = 11,891,017,912.86/171,013.96
  6. Step 6: Final answer
    x = 69,532.44

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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.