Home / 212,514.75-293,270.36-117,021.24

Finding the Fourth Proportional to 212,514.75, 293,270.36 and 117,021.24

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Solution

The fourth proportional to 212,514.75, 293,270.36 and 117,021.24 is: 161,489.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,514.75 : 293,270.36 = 117,021.24 : x
  2. Step 2: Convert to fraction form
    212,514.75/293,270.36 = 117,021.24/x
  3. Step 3: Cross multiply
    212,514.75x = 293,270.36 × 117,021.24
  4. Step 4: Simplify right side
    212,514.75x = 34,318,860,597.34
  5. Step 5: Solve for x
    x = 34,318,860,597.34/212,514.75
  6. Step 6: Final answer
    x = 161,489.31

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1.5x scale

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.