Home / 169,719.63-234,187.03-98,085.79

Finding the Fourth Proportional to 169,719.63, 234,187.03 and 98,085.79

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Solution

The fourth proportional to 169,719.63, 234,187.03 and 98,085.79 is: 135,343.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,719.63 : 234,187.03 = 98,085.79 : x
  2. Step 2: Convert to fraction form
    169,719.63/234,187.03 = 98,085.79/x
  3. Step 3: Cross multiply
    169,719.63x = 234,187.03 × 98,085.79
  4. Step 4: Simplify right side
    169,719.63x = 22,970,419,845.30
  5. Step 5: Solve for x
    x = 22,970,419,845.30/169,719.63
  6. Step 6: Final answer
    x = 135,343.33

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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.