Home / 212,984.82-293,917.41-117,495.54

Finding the Fourth Proportional to 212,984.82, 293,917.41 and 117,495.54

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Solution

The fourth proportional to 212,984.82, 293,917.41 and 117,495.54 is: 162,142.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,984.82 : 293,917.41 = 117,495.54 : x
  2. Step 2: Convert to fraction form
    212,984.82/293,917.41 = 117,495.54/x
  3. Step 3: Cross multiply
    212,984.82x = 293,917.41 × 117,495.54
  4. Step 4: Simplify right side
    212,984.82x = 34,533,984,803.35
  5. Step 5: Solve for x
    x = 34,533,984,803.35/212,984.82
  6. Step 6: Final answer
    x = 162,142.94

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