Home / 83,983.22-126,021.14-46,538.33

Finding the Fourth Proportional to 83,983.22, 126,021.14 and 46,538.33

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Solution

The fourth proportional to 83,983.22, 126,021.14 and 46,538.33 is: 69,833.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,983.22 : 126,021.14 = 46,538.33 : x
  2. Step 2: Convert to fraction form
    83,983.22/126,021.14 = 46,538.33/x
  3. Step 3: Cross multiply
    83,983.22x = 126,021.14 × 46,538.33
  4. Step 4: Simplify right side
    83,983.22x = 5,864,812,537.50
  5. Step 5: Solve for x
    x = 5,864,812,537.50/83,983.22
  6. Step 6: Final answer
    x = 69,833.15

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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.