Home / 110,106.30-165,127.04-31,227.42

Finding the Fourth Proportional to 110,106.30, 165,127.04 and 31,227.42

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Solution

The fourth proportional to 110,106.30, 165,127.04 and 31,227.42 is: 46,831.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,106.30 : 165,127.04 = 31,227.42 : x
  2. Step 2: Convert to fraction form
    110,106.30/165,127.04 = 31,227.42/x
  3. Step 3: Cross multiply
    110,106.30x = 165,127.04 × 31,227.42
  4. Step 4: Simplify right side
    110,106.30x = 5,156,491,431.44
  5. Step 5: Solve for x
    x = 5,156,491,431.44/110,106.30
  6. Step 6: Final answer
    x = 46,831.94

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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.