Home / 55,456.94-83,218.17-29,163.71

Finding the Fourth Proportional to 55,456.94, 83,218.17 and 29,163.71

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Solution

The fourth proportional to 55,456.94, 83,218.17 and 29,163.71 is: 43,762.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,456.94 : 83,218.17 = 29,163.71 : x
  2. Step 2: Convert to fraction form
    55,456.94/83,218.17 = 29,163.71/x
  3. Step 3: Cross multiply
    55,456.94x = 83,218.17 × 29,163.71
  4. Step 4: Simplify right side
    55,456.94x = 2,426,950,576.61
  5. Step 5: Solve for x
    x = 2,426,950,576.61/55,456.94
  6. Step 6: Final answer
    x = 43,762.79

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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.