Home / 216,433.37-324,650.03-58,661.82

Finding the Fourth Proportional to 216,433.37, 324,650.03 and 58,661.82

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Solution

The fourth proportional to 216,433.37, 324,650.03 and 58,661.82 is: 87,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,433.37 : 324,650.03 = 58,661.82 : x
  2. Step 2: Convert to fraction form
    216,433.37/324,650.03 = 58,661.82/x
  3. Step 3: Cross multiply
    216,433.37x = 324,650.03 × 58,661.82
  4. Step 4: Simplify right side
    216,433.37x = 19,044,561,329.55
  5. Step 5: Solve for x
    x = 19,044,561,329.55/216,433.37
  6. Step 6: Final answer
    x = 87,992.72

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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.