Home / 129,942.49-194,941.28-41,184.31

Finding the Fourth Proportional to 129,942.49, 194,941.28 and 41,184.31

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Solution

The fourth proportional to 129,942.49, 194,941.28 and 41,184.31 is: 61,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,942.49 : 194,941.28 = 41,184.31 : x
  2. Step 2: Convert to fraction form
    129,942.49/194,941.28 = 41,184.31/x
  3. Step 3: Cross multiply
    129,942.49x = 194,941.28 × 41,184.31
  4. Step 4: Simplify right side
    129,942.49x = 8,028,522,107.32
  5. Step 5: Solve for x
    x = 8,028,522,107.32/129,942.49
  6. Step 6: Final answer
    x = 61,785.20

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