Home / 167,403.18-251,121.21-55,037.82

Finding the Fourth Proportional to 167,403.18, 251,121.21 and 55,037.82

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Solution

The fourth proportional to 167,403.18, 251,121.21 and 55,037.82 is: 82,562.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,403.18 : 251,121.21 = 55,037.82 : x
  2. Step 2: Convert to fraction form
    167,403.18/251,121.21 = 55,037.82/x
  3. Step 3: Cross multiply
    167,403.18x = 251,121.21 × 55,037.82
  4. Step 4: Simplify right side
    167,403.18x = 13,821,163,954.16
  5. Step 5: Solve for x
    x = 13,821,163,954.16/167,403.18
  6. Step 6: Final answer
    x = 82,562.14

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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.