Home / 169,858.60-234,427.61-109,604.42

Finding the Fourth Proportional to 169,858.60, 234,427.61 and 109,604.42

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Solution

The fourth proportional to 169,858.60, 234,427.61 and 109,604.42 is: 151,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,858.60 : 234,427.61 = 109,604.42 : x
  2. Step 2: Convert to fraction form
    169,858.60/234,427.61 = 109,604.42/x
  3. Step 3: Cross multiply
    169,858.60x = 234,427.61 × 109,604.42
  4. Step 4: Simplify right side
    169,858.60x = 25,694,302,226.04
  5. Step 5: Solve for x
    x = 25,694,302,226.04/169,858.60
  6. Step 6: Final answer
    x = 151,268.77

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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.