Home / 222,299.12-306,689.04-145,860.41

Finding the Fourth Proportional to 222,299.12, 306,689.04 and 145,860.41

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Solution

The fourth proportional to 222,299.12, 306,689.04 and 145,860.41 is: 201,232.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,299.12 : 306,689.04 = 145,860.41 : x
  2. Step 2: Convert to fraction form
    222,299.12/306,689.04 = 145,860.41/x
  3. Step 3: Cross multiply
    222,299.12x = 306,689.04 × 145,860.41
  4. Step 4: Simplify right side
    222,299.12x = 44,733,789,116.91
  5. Step 5: Solve for x
    x = 44,733,789,116.91/222,299.12
  6. Step 6: Final answer
    x = 201,232.42

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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.