Home / 84,182.90-116,172.16-46,456.88

Finding the Fourth Proportional to 84,182.90, 116,172.16 and 46,456.88

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Solution

The fourth proportional to 84,182.90, 116,172.16 and 46,456.88 is: 64,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,182.90 : 116,172.16 = 46,456.88 : x
  2. Step 2: Convert to fraction form
    84,182.90/116,172.16 = 46,456.88/x
  3. Step 3: Cross multiply
    84,182.90x = 116,172.16 × 46,456.88
  4. Step 4: Simplify right side
    84,182.90x = 5,396,995,399.46
  5. Step 5: Solve for x
    x = 5,396,995,399.46/84,182.90
  6. Step 6: Final answer
    x = 64,110.36

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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.