Home / 55,172.49-82,599.17-49,474.95

Finding the Fourth Proportional to 55,172.49, 82,599.17 and 49,474.95

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Solution

The fourth proportional to 55,172.49, 82,599.17 and 49,474.95 is: 74,069.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,172.49 : 82,599.17 = 49,474.95 : x
  2. Step 2: Convert to fraction form
    55,172.49/82,599.17 = 49,474.95/x
  3. Step 3: Cross multiply
    55,172.49x = 82,599.17 × 49,474.95
  4. Step 4: Simplify right side
    55,172.49x = 4,086,589,558.42
  5. Step 5: Solve for x
    x = 4,086,589,558.42/55,172.49
  6. Step 6: Final answer
    x = 74,069.33

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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.