Home / 212,844.33-293,712.35-122,180.49

Finding the Fourth Proportional to 212,844.33, 293,712.35 and 122,180.49

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Solution

The fourth proportional to 212,844.33, 293,712.35 and 122,180.49 is: 168,601.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,844.33 : 293,712.35 = 122,180.49 : x
  2. Step 2: Convert to fraction form
    212,844.33/293,712.35 = 122,180.49/x
  3. Step 3: Cross multiply
    212,844.33x = 293,712.35 × 122,180.49
  4. Step 4: Simplify right side
    212,844.33x = 35,885,918,231.15
  5. Step 5: Solve for x
    x = 35,885,918,231.15/212,844.33
  6. Step 6: Final answer
    x = 168,601.71

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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.