Home / 270,556.39-405,719.16-93,081.34

Finding the Fourth Proportional to 270,556.39, 405,719.16 and 93,081.34

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Solution

The fourth proportional to 270,556.39, 405,719.16 and 93,081.34 is: 139,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,556.39 : 405,719.16 = 93,081.34 : x
  2. Step 2: Convert to fraction form
    270,556.39/405,719.16 = 93,081.34/x
  3. Step 3: Cross multiply
    270,556.39x = 405,719.16 × 93,081.34
  4. Step 4: Simplify right side
    270,556.39x = 37,764,883,076.47
  5. Step 5: Solve for x
    x = 37,764,883,076.47/270,556.39
  6. Step 6: Final answer
    x = 139,582.30

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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.