Home / 82,829.84-114,302.05-50,618.32

Finding the Fourth Proportional to 82,829.84, 114,302.05 and 50,618.32

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Solution

The fourth proportional to 82,829.84, 114,302.05 and 50,618.32 is: 69,851.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,829.84 : 114,302.05 = 50,618.32 : x
  2. Step 2: Convert to fraction form
    82,829.84/114,302.05 = 50,618.32/x
  3. Step 3: Cross multiply
    82,829.84x = 114,302.05 × 50,618.32
  4. Step 4: Simplify right side
    82,829.84x = 5,785,777,743.56
  5. Step 5: Solve for x
    x = 5,785,777,743.56/82,829.84
  6. Step 6: Final answer
    x = 69,851.37

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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.