Home / 179,272.64-268,911.12-54,614.72

Finding the Fourth Proportional to 179,272.64, 268,911.12 and 54,614.72

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Solution

The fourth proportional to 179,272.64, 268,911.12 and 54,614.72 is: 81,922.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,272.64 : 268,911.12 = 54,614.72 : x
  2. Step 2: Convert to fraction form
    179,272.64/268,911.12 = 54,614.72/x
  3. Step 3: Cross multiply
    179,272.64x = 268,911.12 × 54,614.72
  4. Step 4: Simplify right side
    179,272.64x = 14,686,505,523.69
  5. Step 5: Solve for x
    x = 14,686,505,523.69/179,272.64
  6. Step 6: Final answer
    x = 81,922.74

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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.