Home / 81,941.88-113,071.14-46,131.24

Finding the Fourth Proportional to 81,941.88, 113,071.14 and 46,131.24

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Solution

The fourth proportional to 81,941.88, 113,071.14 and 46,131.24 is: 63,656.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,941.88 : 113,071.14 = 46,131.24 : x
  2. Step 2: Convert to fraction form
    81,941.88/113,071.14 = 46,131.24/x
  3. Step 3: Cross multiply
    81,941.88x = 113,071.14 × 46,131.24
  4. Step 4: Simplify right side
    81,941.88x = 5,216,111,896.41
  5. Step 5: Solve for x
    x = 5,216,111,896.41/81,941.88
  6. Step 6: Final answer
    x = 63,656.24

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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.