Home / 194,907.48-268,964.70-122,349.42

Finding the Fourth Proportional to 194,907.48, 268,964.70 and 122,349.42

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Solution

The fourth proportional to 194,907.48, 268,964.70 and 122,349.42 is: 168,837.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,907.48 : 268,964.70 = 122,349.42 : x
  2. Step 2: Convert to fraction form
    194,907.48/268,964.70 = 122,349.42/x
  3. Step 3: Cross multiply
    194,907.48x = 268,964.70 × 122,349.42
  4. Step 4: Simplify right side
    194,907.48x = 32,907,675,045.47
  5. Step 5: Solve for x
    x = 32,907,675,045.47/194,907.48
  6. Step 6: Final answer
    x = 168,837.41

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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.