Home / 77,556.34-116,328.03-30,796.66

Finding the Fourth Proportional to 77,556.34, 116,328.03 and 30,796.66

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Solution

The fourth proportional to 77,556.34, 116,328.03 and 30,796.66 is: 46,192.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,556.34 : 116,328.03 = 30,796.66 : x
  2. Step 2: Convert to fraction form
    77,556.34/116,328.03 = 30,796.66/x
  3. Step 3: Cross multiply
    77,556.34x = 116,328.03 × 30,796.66
  4. Step 4: Simplify right side
    77,556.34x = 3,582,514,788.38
  5. Step 5: Solve for x
    x = 3,582,514,788.38/77,556.34
  6. Step 6: Final answer
    x = 46,192.42

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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.