Home / 84,131.26-116,099.29-46,405.51

Finding the Fourth Proportional to 84,131.26, 116,099.29 and 46,405.51

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Solution

The fourth proportional to 84,131.26, 116,099.29 and 46,405.51 is: 64,038.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,131.26 : 116,099.29 = 46,405.51 : x
  2. Step 2: Convert to fraction form
    84,131.26/116,099.29 = 46,405.51/x
  3. Step 3: Cross multiply
    84,131.26x = 116,099.29 × 46,405.51
  4. Step 4: Simplify right side
    84,131.26x = 5,387,646,530.85
  5. Step 5: Solve for x
    x = 5,387,646,530.85/84,131.26
  6. Step 6: Final answer
    x = 64,038.58

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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.