Home / 212,462.14-293,131.56-120,566.20

Finding the Fourth Proportional to 212,462.14, 293,131.56 and 120,566.20

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Solution

The fourth proportional to 212,462.14, 293,131.56 and 120,566.20 is: 166,343.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,462.14 : 293,131.56 = 120,566.20 : x
  2. Step 2: Convert to fraction form
    212,462.14/293,131.56 = 120,566.20/x
  3. Step 3: Cross multiply
    212,462.14x = 293,131.56 × 120,566.20
  4. Step 4: Simplify right side
    212,462.14x = 35,341,758,289.27
  5. Step 5: Solve for x
    x = 35,341,758,289.27/212,462.14
  6. Step 6: Final answer
    x = 166,343.79

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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.