Home / 84,195.10-126,183.29-34,217.03

Finding the Fourth Proportional to 84,195.10, 126,183.29 and 34,217.03

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Solution

The fourth proportional to 84,195.10, 126,183.29 and 34,217.03 is: 51,281.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,195.10 : 126,183.29 = 34,217.03 : x
  2. Step 2: Convert to fraction form
    84,195.10/126,183.29 = 34,217.03/x
  3. Step 3: Cross multiply
    84,195.10x = 126,183.29 × 34,217.03
  4. Step 4: Simplify right side
    84,195.10x = 4,317,617,852.51
  5. Step 5: Solve for x
    x = 4,317,617,852.51/84,195.10
  6. Step 6: Final answer
    x = 51,281.11

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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.