Home / 43,163.99-59,562.02-31,839.61

Finding the Fourth Proportional to 43,163.99, 59,562.02 and 31,839.61

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Solution

The fourth proportional to 43,163.99, 59,562.02 and 31,839.61 is: 43,935.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,163.99 : 59,562.02 = 31,839.61 : x
  2. Step 2: Convert to fraction form
    43,163.99/59,562.02 = 31,839.61/x
  3. Step 3: Cross multiply
    43,163.99x = 59,562.02 × 31,839.61
  4. Step 4: Simplify right side
    43,163.99x = 1,896,431,030.60
  5. Step 5: Solve for x
    x = 1,896,431,030.60/43,163.99
  6. Step 6: Final answer
    x = 43,935.49

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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.