Home / 169,769.53-234,295.91-109,465.71

Finding the Fourth Proportional to 169,769.53, 234,295.91 and 109,465.71

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Solution

The fourth proportional to 169,769.53, 234,295.91 and 109,465.71 is: 151,071.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,769.53 : 234,295.91 = 109,465.71 : x
  2. Step 2: Convert to fraction form
    169,769.53/234,295.91 = 109,465.71/x
  3. Step 3: Cross multiply
    169,769.53x = 234,295.91 × 109,465.71
  4. Step 4: Simplify right side
    169,769.53x = 25,647,368,138.25
  5. Step 5: Solve for x
    x = 25,647,368,138.25/169,769.53
  6. Step 6: Final answer
    x = 151,071.68

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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.