Home / 58,815.73-81,163.02-33,321.58

Finding the Fourth Proportional to 58,815.73, 81,163.02 and 33,321.58

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Solution

The fourth proportional to 58,815.73, 81,163.02 and 33,321.58 is: 45,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,815.73 : 81,163.02 = 33,321.58 : x
  2. Step 2: Convert to fraction form
    58,815.73/81,163.02 = 33,321.58/x
  3. Step 3: Cross multiply
    58,815.73x = 81,163.02 × 33,321.58
  4. Step 4: Simplify right side
    58,815.73x = 2,704,479,986.02
  5. Step 5: Solve for x
    x = 2,704,479,986.02/58,815.73
  6. Step 6: Final answer
    x = 45,982.26

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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.