Home / 55,110.40-82,599.97-38,379.85

Finding the Fourth Proportional to 55,110.40, 82,599.97 and 38,379.85

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Solution

The fourth proportional to 55,110.40, 82,599.97 and 38,379.85 is: 57,524.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,110.40 : 82,599.97 = 38,379.85 : x
  2. Step 2: Convert to fraction form
    55,110.40/82,599.97 = 38,379.85/x
  3. Step 3: Cross multiply
    55,110.40x = 82,599.97 × 38,379.85
  4. Step 4: Simplify right side
    55,110.40x = 3,170,174,458.60
  5. Step 5: Solve for x
    x = 3,170,174,458.60/55,110.40
  6. Step 6: Final answer
    x = 57,524.07

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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.