Home / 167,455.12-251,088-55,104.98

Finding the Fourth Proportional to 167,455.12, 251,088 and 55,104.98

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Solution

The fourth proportional to 167,455.12, 251,088 and 55,104.98 is: 82,626.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,455.12 : 251,088 = 55,104.98 : x
  2. Step 2: Convert to fraction form
    167,455.12/251,088 = 55,104.98/x
  3. Step 3: Cross multiply
    167,455.12x = 251,088 × 55,104.98
  4. Step 4: Simplify right side
    167,455.12x = 13,836,199,218.24
  5. Step 5: Solve for x
    x = 13,836,199,218.24/167,455.12
  6. Step 6: Final answer
    x = 82,626.31

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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.