Home / 248,450.11-342,862.76-141,021.96

Finding the Fourth Proportional to 248,450.11, 342,862.76 and 141,021.96

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Solution

The fourth proportional to 248,450.11, 342,862.76 and 141,021.96 is: 194,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,450.11 : 342,862.76 = 141,021.96 : x
  2. Step 2: Convert to fraction form
    248,450.11/342,862.76 = 141,021.96/x
  3. Step 3: Cross multiply
    248,450.11x = 342,862.76 × 141,021.96
  4. Step 4: Simplify right side
    248,450.11x = 48,351,178,426.21
  5. Step 5: Solve for x
    x = 48,351,178,426.21/248,450.11
  6. Step 6: Final answer
    x = 194,611.22

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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.