Home / 82,911.36-124,288.68-33,022.26

Finding the Fourth Proportional to 82,911.36, 124,288.68 and 33,022.26

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Solution

The fourth proportional to 82,911.36, 124,288.68 and 33,022.26 is: 49,502.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,911.36 : 124,288.68 = 33,022.26 : x
  2. Step 2: Convert to fraction form
    82,911.36/124,288.68 = 33,022.26/x
  3. Step 3: Cross multiply
    82,911.36x = 124,288.68 × 33,022.26
  4. Step 4: Simplify right side
    82,911.36x = 4,104,293,106.02
  5. Step 5: Solve for x
    x = 4,104,293,106.02/82,911.36
  6. Step 6: Final answer
    x = 49,502.18

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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.