Home / 84,390.56-116,457.29-46,149.04

Finding the Fourth Proportional to 84,390.56, 116,457.29 and 46,149.04

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Solution

The fourth proportional to 84,390.56, 116,457.29 and 46,149.04 is: 63,684.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,390.56 : 116,457.29 = 46,149.04 : x
  2. Step 2: Convert to fraction form
    84,390.56/116,457.29 = 46,149.04/x
  3. Step 3: Cross multiply
    84,390.56x = 116,457.29 × 46,149.04
  4. Step 4: Simplify right side
    84,390.56x = 5,374,392,481.98
  5. Step 5: Solve for x
    x = 5,374,392,481.98/84,390.56
  6. Step 6: Final answer
    x = 63,684.76

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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.