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Finding the Fourth Proportional to 171,230.62, 256,858.26 and 52,886.62

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Solution

The fourth proportional to 171,230.62, 256,858.26 and 52,886.62 is: 79,333.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,230.62 : 256,858.26 = 52,886.62 : x
  2. Step 2: Convert to fraction form
    171,230.62/256,858.26 = 52,886.62/x
  3. Step 3: Cross multiply
    171,230.62x = 256,858.26 × 52,886.62
  4. Step 4: Simplify right side
    171,230.62x = 13,584,365,190.48
  5. Step 5: Solve for x
    x = 13,584,365,190.48/171,230.62
  6. Step 6: Final answer
    x = 79,333.74

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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.