Home / 55,489.10-76,553.44-35,342.37

Finding the Fourth Proportional to 55,489.10, 76,553.44 and 35,342.37

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Solution

The fourth proportional to 55,489.10, 76,553.44 and 35,342.37 is: 48,758.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,489.10 : 76,553.44 = 35,342.37 : x
  2. Step 2: Convert to fraction form
    55,489.10/76,553.44 = 35,342.37/x
  3. Step 3: Cross multiply
    55,489.10x = 76,553.44 × 35,342.37
  4. Step 4: Simplify right side
    55,489.10x = 2,705,579,912.90
  5. Step 5: Solve for x
    x = 2,705,579,912.90/55,489.10
  6. Step 6: Final answer
    x = 48,758.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.