Home / 110,851.21-166,301.39-31,959.28

Finding the Fourth Proportional to 110,851.21, 166,301.39 and 31,959.28

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Solution

The fourth proportional to 110,851.21, 166,301.39 and 31,959.28 is: 47,946.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,851.21 : 166,301.39 = 31,959.28 : x
  2. Step 2: Convert to fraction form
    110,851.21/166,301.39 = 31,959.28/x
  3. Step 3: Cross multiply
    110,851.21x = 166,301.39 × 31,959.28
  4. Step 4: Simplify right side
    110,851.21x = 5,314,873,103.15
  5. Step 5: Solve for x
    x = 5,314,873,103.15/110,851.21
  6. Step 6: Final answer
    x = 47,946.01

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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.