Home / 177,824.36-245,486.82-137,446.94

Finding the Fourth Proportional to 177,824.36, 245,486.82 and 137,446.94

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Solution

The fourth proportional to 177,824.36, 245,486.82 and 137,446.94 is: 189,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,824.36 : 245,486.82 = 137,446.94 : x
  2. Step 2: Convert to fraction form
    177,824.36/245,486.82 = 137,446.94/x
  3. Step 3: Cross multiply
    177,824.36x = 245,486.82 × 137,446.94
  4. Step 4: Simplify right side
    177,824.36x = 33,741,412,219.33
  5. Step 5: Solve for x
    x = 33,741,412,219.33/177,824.36
  6. Step 6: Final answer
    x = 189,745.73

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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.