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Finding the Fourth Proportional to 171,076.32, 256,520.52 and 52,714.80

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Solution

The fourth proportional to 171,076.32, 256,520.52 and 52,714.80 is: 79,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,076.32 : 256,520.52 = 52,714.80 : x
  2. Step 2: Convert to fraction form
    171,076.32/256,520.52 = 52,714.80/x
  3. Step 3: Cross multiply
    171,076.32x = 256,520.52 × 52,714.80
  4. Step 4: Simplify right side
    171,076.32x = 13,522,427,907.70
  5. Step 5: Solve for x
    x = 13,522,427,907.70/171,076.32
  6. Step 6: Final answer
    x = 79,043.25

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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.