Home / 337,096.60-505,839.30-126,885.40

Finding the Fourth Proportional to 337,096.60, 505,839.30 and 126,885.40

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Solution

The fourth proportional to 337,096.60, 505,839.30 and 126,885.40 is: 190,401.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,096.60 : 505,839.30 = 126,885.40 : x
  2. Step 2: Convert to fraction form
    337,096.60/505,839.30 = 126,885.40/x
  3. Step 3: Cross multiply
    337,096.60x = 505,839.30 × 126,885.40
  4. Step 4: Simplify right side
    337,096.60x = 64,183,621,916.22
  5. Step 5: Solve for x
    x = 64,183,621,916.22/337,096.60
  6. Step 6: Final answer
    x = 190,401.27

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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.