Home / 212,684.70-293,517.96-117,191.37

Finding the Fourth Proportional to 212,684.70, 293,517.96 and 117,191.37

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Solution

The fourth proportional to 212,684.70, 293,517.96 and 117,191.37 is: 161,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,684.70 : 293,517.96 = 117,191.37 : x
  2. Step 2: Convert to fraction form
    212,684.70/293,517.96 = 117,191.37/x
  3. Step 3: Cross multiply
    212,684.70x = 293,517.96 × 117,191.37
  4. Step 4: Simplify right side
    212,684.70x = 34,397,771,852.01
  5. Step 5: Solve for x
    x = 34,397,771,852.01/212,684.70
  6. Step 6: Final answer
    x = 161,731.29

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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.