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Finding the Fourth Proportional to 183,672.46, 275,401.59 and 71,221.24

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Solution

The fourth proportional to 183,672.46, 275,401.59 and 71,221.24 is: 106,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,672.46 : 275,401.59 = 71,221.24 : x
  2. Step 2: Convert to fraction form
    183,672.46/275,401.59 = 71,221.24/x
  3. Step 3: Cross multiply
    183,672.46x = 275,401.59 × 71,221.24
  4. Step 4: Simplify right side
    183,672.46x = 19,614,442,737.77
  5. Step 5: Solve for x
    x = 19,614,442,737.77/183,672.46
  6. Step 6: Final answer
    x = 106,790.33

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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.