Home / 307,883.30-461,851.14-108,186.44

Finding the Fourth Proportional to 307,883.30, 461,851.14 and 108,186.44

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Solution

The fourth proportional to 307,883.30, 461,851.14 and 108,186.44 is: 162,288.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,883.30 : 461,851.14 = 108,186.44 : x
  2. Step 2: Convert to fraction form
    307,883.30/461,851.14 = 108,186.44/x
  3. Step 3: Cross multiply
    307,883.30x = 461,851.14 × 108,186.44
  4. Step 4: Simplify right side
    307,883.30x = 49,966,030,646.54
  5. Step 5: Solve for x
    x = 49,966,030,646.54/307,883.30
  6. Step 6: Final answer
    x = 162,288.86

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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.