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Finding the Fourth Proportional to 110,328.63, 165,493.29 and 30,367.67

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Solution

The fourth proportional to 110,328.63, 165,493.29 and 30,367.67 is: 45,551.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,328.63 : 165,493.29 = 30,367.67 : x
  2. Step 2: Convert to fraction form
    110,328.63/165,493.29 = 30,367.67/x
  3. Step 3: Cross multiply
    110,328.63x = 165,493.29 × 30,367.67
  4. Step 4: Simplify right side
    110,328.63x = 5,025,644,790.47
  5. Step 5: Solve for x
    x = 5,025,644,790.47/110,328.63
  6. Step 6: Final answer
    x = 45,551.59

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1.5x scale

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.