Home / 208,389.02-312,583.52-50,616.41

Finding the Fourth Proportional to 208,389.02, 312,583.52 and 50,616.41

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Solution

The fourth proportional to 208,389.02, 312,583.52 and 50,616.41 is: 75,924.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,389.02 : 312,583.52 = 50,616.41 : x
  2. Step 2: Convert to fraction form
    208,389.02/312,583.52 = 50,616.41/x
  3. Step 3: Cross multiply
    208,389.02x = 312,583.52 × 50,616.41
  4. Step 4: Simplify right side
    208,389.02x = 15,821,853,791.56
  5. Step 5: Solve for x
    x = 15,821,853,791.56/208,389.02
  6. Step 6: Final answer
    x = 75,924.61

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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.