Home / 179,429.60-268,849.20-109,097.12

Finding the Fourth Proportional to 179,429.60, 268,849.20 and 109,097.12

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Solution

The fourth proportional to 179,429.60, 268,849.20 and 109,097.12 is: 163,466.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,429.60 : 268,849.20 = 109,097.12 : x
  2. Step 2: Convert to fraction form
    179,429.60/268,849.20 = 109,097.12/x
  3. Step 3: Cross multiply
    179,429.60x = 268,849.20 × 109,097.12
  4. Step 4: Simplify right side
    179,429.60x = 29,330,673,434.30
  5. Step 5: Solve for x
    x = 29,330,673,434.30/179,429.60
  6. Step 6: Final answer
    x = 163,466.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.