Home / 54,111.06-81,174.33-16,674.30

Finding the Fourth Proportional to 54,111.06, 81,174.33 and 16,674.30

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Solution

The fourth proportional to 54,111.06, 81,174.33 and 16,674.30 is: 25,013.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,111.06 : 81,174.33 = 16,674.30 : x
  2. Step 2: Convert to fraction form
    54,111.06/81,174.33 = 16,674.30/x
  3. Step 3: Cross multiply
    54,111.06x = 81,174.33 × 16,674.30
  4. Step 4: Simplify right side
    54,111.06x = 1,353,525,130.72
  5. Step 5: Solve for x
    x = 1,353,525,130.72/54,111.06
  6. Step 6: Final answer
    x = 25,013.84

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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.