Home / 110,681.10-165,964.01-39,576.33

Finding the Fourth Proportional to 110,681.10, 165,964.01 and 39,576.33

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Solution

The fourth proportional to 110,681.10, 165,964.01 and 39,576.33 is: 59,343.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,681.10 : 165,964.01 = 39,576.33 : x
  2. Step 2: Convert to fraction form
    110,681.10/165,964.01 = 39,576.33/x
  3. Step 3: Cross multiply
    110,681.10x = 165,964.01 × 39,576.33
  4. Step 4: Simplify right side
    110,681.10x = 6,568,246,743.85
  5. Step 5: Solve for x
    x = 6,568,246,743.85/110,681.10
  6. Step 6: Final answer
    x = 59,343.89

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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.