Home / 55,207.14-76,180.56-31,002.54

Finding the Fourth Proportional to 55,207.14, 76,180.56 and 31,002.54

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Solution

The fourth proportional to 55,207.14, 76,180.56 and 31,002.54 is: 42,780.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,207.14 : 76,180.56 = 31,002.54 : x
  2. Step 2: Convert to fraction form
    55,207.14/76,180.56 = 31,002.54/x
  3. Step 3: Cross multiply
    55,207.14x = 76,180.56 × 31,002.54
  4. Step 4: Simplify right side
    55,207.14x = 2,361,790,858.62
  5. Step 5: Solve for x
    x = 2,361,790,858.62/55,207.14
  6. Step 6: Final answer
    x = 42,780.53

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