Home / 122,673.57-169,418.03-84,532.29

Finding the Fourth Proportional to 122,673.57, 169,418.03 and 84,532.29

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Solution

The fourth proportional to 122,673.57, 169,418.03 and 84,532.29 is: 116,743.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,673.57 : 169,418.03 = 84,532.29 : x
  2. Step 2: Convert to fraction form
    122,673.57/169,418.03 = 84,532.29/x
  3. Step 3: Cross multiply
    122,673.57x = 169,418.03 × 84,532.29
  4. Step 4: Simplify right side
    122,673.57x = 14,321,293,620.53
  5. Step 5: Solve for x
    x = 14,321,293,620.53/122,673.57
  6. Step 6: Final answer
    x = 116,743.11

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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.