Home / 52,851.22-79,305.53-30,680.51

Finding the Fourth Proportional to 52,851.22, 79,305.53 and 30,680.51

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Solution

The fourth proportional to 52,851.22, 79,305.53 and 30,680.51 is: 46,037.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,851.22 : 79,305.53 = 30,680.51 : x
  2. Step 2: Convert to fraction form
    52,851.22/79,305.53 = 30,680.51/x
  3. Step 3: Cross multiply
    52,851.22x = 79,305.53 × 30,680.51
  4. Step 4: Simplify right side
    52,851.22x = 2,433,133,556.29
  5. Step 5: Solve for x
    x = 2,433,133,556.29/52,851.22
  6. Step 6: Final answer
    x = 46,037.42

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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.