Home / 254,121.34-350,678.49-140,954.62

Finding the Fourth Proportional to 254,121.34, 350,678.49 and 140,954.62

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Solution

The fourth proportional to 254,121.34, 350,678.49 and 140,954.62 is: 194,512.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,121.34 : 350,678.49 = 140,954.62 : x
  2. Step 2: Convert to fraction form
    254,121.34/350,678.49 = 140,954.62/x
  3. Step 3: Cross multiply
    254,121.34x = 350,678.49 × 140,954.62
  4. Step 4: Simplify right side
    254,121.34x = 49,429,753,300.12
  5. Step 5: Solve for x
    x = 49,429,753,300.12/254,121.34
  6. Step 6: Final answer
    x = 194,512.41

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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.