Home / 55,090.12-82,383-41,059.94

Finding the Fourth Proportional to 55,090.12, 82,383 and 41,059.94

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Solution

The fourth proportional to 55,090.12, 82,383 and 41,059.94 is: 61,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,090.12 : 82,383 = 41,059.94 : x
  2. Step 2: Convert to fraction form
    55,090.12/82,383 = 41,059.94/x
  3. Step 3: Cross multiply
    55,090.12x = 82,383 × 41,059.94
  4. Step 4: Simplify right side
    55,090.12x = 3,382,641,037.02
  5. Step 5: Solve for x
    x = 3,382,641,037.02/55,090.12
  6. Step 6: Final answer
    x = 61,401.95

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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.