Home / 82,665.03-114,090.21-50,418.36

Finding the Fourth Proportional to 82,665.03, 114,090.21 and 50,418.36

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Solution

The fourth proportional to 82,665.03, 114,090.21 and 50,418.36 is: 69,584.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,665.03 : 114,090.21 = 50,418.36 : x
  2. Step 2: Convert to fraction form
    82,665.03/114,090.21 = 50,418.36/x
  3. Step 3: Cross multiply
    82,665.03x = 114,090.21 × 50,418.36
  4. Step 4: Simplify right side
    82,665.03x = 5,752,241,280.26
  5. Step 5: Solve for x
    x = 5,752,241,280.26/82,665.03
  6. Step 6: Final answer
    x = 69,584.94

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1.5x scale

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.