Home / 212,672.42-293,494.58-122,044.96

Finding the Fourth Proportional to 212,672.42, 293,494.58 and 122,044.96

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Solution

The fourth proportional to 212,672.42, 293,494.58 and 122,044.96 is: 168,425.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,672.42 : 293,494.58 = 122,044.96 : x
  2. Step 2: Convert to fraction form
    212,672.42/293,494.58 = 122,044.96/x
  3. Step 3: Cross multiply
    212,672.42x = 293,494.58 × 122,044.96
  4. Step 4: Simplify right side
    212,672.42x = 35,819,532,198.62
  5. Step 5: Solve for x
    x = 35,819,532,198.62/212,672.42
  6. Step 6: Final answer
    x = 168,425.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.