Home / 83,982.21-115,895.43-46,256.46

Finding the Fourth Proportional to 83,982.21, 115,895.43 and 46,256.46

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Solution

The fourth proportional to 83,982.21, 115,895.43 and 46,256.46 is: 63,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,982.21 : 115,895.43 = 46,256.46 : x
  2. Step 2: Convert to fraction form
    83,982.21/115,895.43 = 46,256.46/x
  3. Step 3: Cross multiply
    83,982.21x = 115,895.43 × 46,256.46
  4. Step 4: Simplify right side
    83,982.21x = 5,360,912,321.98
  5. Step 5: Solve for x
    x = 5,360,912,321.98/83,982.21
  6. Step 6: Final answer
    x = 63,833.90

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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.