Home / 55,255.48-76,252.62-30,104.98

Finding the Fourth Proportional to 55,255.48, 76,252.62 and 30,104.98

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Solution

The fourth proportional to 55,255.48, 76,252.62 and 30,104.98 is: 41,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,255.48 : 76,252.62 = 30,104.98 : x
  2. Step 2: Convert to fraction form
    55,255.48/76,252.62 = 30,104.98/x
  3. Step 3: Cross multiply
    55,255.48x = 76,252.62 × 30,104.98
  4. Step 4: Simplify right side
    55,255.48x = 2,295,583,600.05
  5. Step 5: Solve for x
    x = 2,295,583,600.05/55,255.48
  6. Step 6: Final answer
    x = 41,544.90

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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.