Home / 140,556.56-194,048.22-92,948

Finding the Fourth Proportional to 140,556.56, 194,048.22 and 92,948

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Solution

The fourth proportional to 140,556.56, 194,048.22 and 92,948 is: 128,321.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,556.56 : 194,048.22 = 92,948 : x
  2. Step 2: Convert to fraction form
    140,556.56/194,048.22 = 92,948/x
  3. Step 3: Cross multiply
    140,556.56x = 194,048.22 × 92,948
  4. Step 4: Simplify right side
    140,556.56x = 18,036,393,952.56
  5. Step 5: Solve for x
    x = 18,036,393,952.56/140,556.56
  6. Step 6: Final answer
    x = 128,321.25

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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.