Home / 49,495.20-74,142.27-39,516.81

Finding the Fourth Proportional to 49,495.20, 74,142.27 and 39,516.81

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Solution

The fourth proportional to 49,495.20, 74,142.27 and 39,516.81 is: 59,194.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,495.20 : 74,142.27 = 39,516.81 : x
  2. Step 2: Convert to fraction form
    49,495.20/74,142.27 = 39,516.81/x
  3. Step 3: Cross multiply
    49,495.20x = 74,142.27 × 39,516.81
  4. Step 4: Simplify right side
    49,495.20x = 2,929,865,996.56
  5. Step 5: Solve for x
    x = 2,929,865,996.56/49,495.20
  6. Step 6: Final answer
    x = 59,194.95

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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.