Home / 110,380.86-165,576.57-31,506.54

Finding the Fourth Proportional to 110,380.86, 165,576.57 and 31,506.54

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Solution

The fourth proportional to 110,380.86, 165,576.57 and 31,506.54 is: 47,261.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,380.86 : 165,576.57 = 31,506.54 : x
  2. Step 2: Convert to fraction form
    110,380.86/165,576.57 = 31,506.54/x
  3. Step 3: Cross multiply
    110,380.86x = 165,576.57 × 31,506.54
  4. Step 4: Simplify right side
    110,380.86x = 5,216,744,825.77
  5. Step 5: Solve for x
    x = 5,216,744,825.77/110,380.86
  6. Step 6: Final answer
    x = 47,261.32

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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.