Home / 83,991.19-115,907.85-46,265.44

Finding the Fourth Proportional to 83,991.19, 115,907.85 and 46,265.44

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Solution

The fourth proportional to 83,991.19, 115,907.85 and 46,265.44 is: 63,846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,991.19 : 115,907.85 = 46,265.44 : x
  2. Step 2: Convert to fraction form
    83,991.19/115,907.85 = 46,265.44/x
  3. Step 3: Cross multiply
    83,991.19x = 115,907.85 × 46,265.44
  4. Step 4: Simplify right side
    83,991.19x = 5,362,527,679.70
  5. Step 5: Solve for x
    x = 5,362,527,679.70/83,991.19
  6. Step 6: Final answer
    x = 63,846.31

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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.