Home / 105,322.12-157,843.44-46,093.30

Finding the Fourth Proportional to 105,322.12, 157,843.44 and 46,093.30

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Solution

The fourth proportional to 105,322.12, 157,843.44 and 46,093.30 is: 69,078.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,322.12 : 157,843.44 = 46,093.30 : x
  2. Step 2: Convert to fraction form
    105,322.12/157,843.44 = 46,093.30/x
  3. Step 3: Cross multiply
    105,322.12x = 157,843.44 × 46,093.30
  4. Step 4: Simplify right side
    105,322.12x = 7,275,525,032.95
  5. Step 5: Solve for x
    x = 7,275,525,032.95/105,322.12
  6. Step 6: Final answer
    x = 69,078.79

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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.