Home / 212,651.26-319,039.22-62,895.56

Finding the Fourth Proportional to 212,651.26, 319,039.22 and 62,895.56

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Solution

The fourth proportional to 212,651.26, 319,039.22 and 62,895.56 is: 94,361.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,651.26 : 319,039.22 = 62,895.56 : x
  2. Step 2: Convert to fraction form
    212,651.26/319,039.22 = 62,895.56/x
  3. Step 3: Cross multiply
    212,651.26x = 319,039.22 × 62,895.56
  4. Step 4: Simplify right side
    212,651.26x = 20,066,148,965.91
  5. Step 5: Solve for x
    x = 20,066,148,965.91/212,651.26
  6. Step 6: Final answer
    x = 94,361.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.