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Finding the Fourth Proportional to 167,080.17, 250,520.17 and 53,178.78

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Solution

The fourth proportional to 167,080.17, 250,520.17 and 53,178.78 is: 79,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,080.17 : 250,520.17 = 53,178.78 : x
  2. Step 2: Convert to fraction form
    167,080.17/250,520.17 = 53,178.78/x
  3. Step 3: Cross multiply
    167,080.17x = 250,520.17 × 53,178.78
  4. Step 4: Simplify right side
    167,080.17x = 13,322,357,385.62
  5. Step 5: Solve for x
    x = 13,322,357,385.62/167,080.17
  6. Step 6: Final answer
    x = 79,736.32

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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.