Home / 193,465.25-266,982.04-108,582.31

Finding the Fourth Proportional to 193,465.25, 266,982.04 and 108,582.31

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Solution

The fourth proportional to 193,465.25, 266,982.04 and 108,582.31 is: 149,843.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,465.25 : 266,982.04 = 108,582.31 : x
  2. Step 2: Convert to fraction form
    193,465.25/266,982.04 = 108,582.31/x
  3. Step 3: Cross multiply
    193,465.25x = 266,982.04 × 108,582.31
  4. Step 4: Simplify right side
    193,465.25x = 28,989,527,299.17
  5. Step 5: Solve for x
    x = 28,989,527,299.17/193,465.25
  6. Step 6: Final answer
    x = 149,843.59

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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.