Home / 254,230.56-350,835.03-137,942.28

Finding the Fourth Proportional to 254,230.56, 350,835.03 and 137,942.28

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Solution

The fourth proportional to 254,230.56, 350,835.03 and 137,942.28 is: 190,358.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,230.56 : 350,835.03 = 137,942.28 : x
  2. Step 2: Convert to fraction form
    254,230.56/350,835.03 = 137,942.28/x
  3. Step 3: Cross multiply
    254,230.56x = 350,835.03 × 137,942.28
  4. Step 4: Simplify right side
    254,230.56x = 48,394,983,942.07
  5. Step 5: Solve for x
    x = 48,394,983,942.07/254,230.56
  6. Step 6: Final answer
    x = 190,358.64

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1.5x scale

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.