Home / 122,696.34-169,404.90-93,965.31

Finding the Fourth Proportional to 122,696.34, 169,404.90 and 93,965.31

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Solution

The fourth proportional to 122,696.34, 169,404.90 and 93,965.31 is: 129,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,696.34 : 169,404.90 = 93,965.31 : x
  2. Step 2: Convert to fraction form
    122,696.34/169,404.90 = 93,965.31/x
  3. Step 3: Cross multiply
    122,696.34x = 169,404.90 × 93,965.31
  4. Step 4: Simplify right side
    122,696.34x = 15,918,183,944.02
  5. Step 5: Solve for x
    x = 15,918,183,944.02/122,696.34
  6. Step 6: Final answer
    x = 129,736.42

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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.