Home / 252,642.48-379,096.56-102,993.36

Finding the Fourth Proportional to 252,642.48, 379,096.56 and 102,993.36

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Solution

The fourth proportional to 252,642.48, 379,096.56 and 102,993.36 is: 154,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,642.48 : 379,096.56 = 102,993.36 : x
  2. Step 2: Convert to fraction form
    252,642.48/379,096.56 = 102,993.36/x
  3. Step 3: Cross multiply
    252,642.48x = 379,096.56 × 102,993.36
  4. Step 4: Simplify right side
    252,642.48x = 39,044,428,478.84
  5. Step 5: Solve for x
    x = 39,044,428,478.84/252,642.48
  6. Step 6: Final answer
    x = 154,544.19

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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.