Home / 81,894.11-113,004.59-46,083.20

Finding the Fourth Proportional to 81,894.11, 113,004.59 and 46,083.20

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Solution

The fourth proportional to 81,894.11, 113,004.59 and 46,083.20 is: 63,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,894.11 : 113,004.59 = 46,083.20 : x
  2. Step 2: Convert to fraction form
    81,894.11/113,004.59 = 46,083.20/x
  3. Step 3: Cross multiply
    81,894.11x = 113,004.59 × 46,083.20
  4. Step 4: Simplify right side
    81,894.11x = 5,207,612,326.45
  5. Step 5: Solve for x
    x = 5,207,612,326.45/81,894.11
  6. Step 6: Final answer
    x = 63,589.59

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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.