Home / 84,619.26-116,769.33-46,893.78

Finding the Fourth Proportional to 84,619.26, 116,769.33 and 46,893.78

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Solution

The fourth proportional to 84,619.26, 116,769.33 and 46,893.78 is: 64,710.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,619.26 : 116,769.33 = 46,893.78 : x
  2. Step 2: Convert to fraction form
    84,619.26/116,769.33 = 46,893.78/x
  3. Step 3: Cross multiply
    84,619.26x = 116,769.33 × 46,893.78
  4. Step 4: Simplify right side
    84,619.26x = 5,475,755,271.77
  5. Step 5: Solve for x
    x = 5,475,755,271.77/84,619.26
  6. Step 6: Final answer
    x = 64,710.51

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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.