Home / 109,700.26-164,556.77-30,820.64

Finding the Fourth Proportional to 109,700.26, 164,556.77 and 30,820.64

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Solution

The fourth proportional to 109,700.26, 164,556.77 and 30,820.64 is: 46,232.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,700.26 : 164,556.77 = 30,820.64 : x
  2. Step 2: Convert to fraction form
    109,700.26/164,556.77 = 30,820.64/x
  3. Step 3: Cross multiply
    109,700.26x = 164,556.77 × 30,820.64
  4. Step 4: Simplify right side
    109,700.26x = 5,071,743,990.85
  5. Step 5: Solve for x
    x = 5,071,743,990.85/109,700.26
  6. Step 6: Final answer
    x = 46,232.74

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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.