Home / 83,241.12-114,872.73-45,515.37

Finding the Fourth Proportional to 83,241.12, 114,872.73 and 45,515.37

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Solution

The fourth proportional to 83,241.12, 114,872.73 and 45,515.37 is: 62,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,241.12 : 114,872.73 = 45,515.37 : x
  2. Step 2: Convert to fraction form
    83,241.12/114,872.73 = 45,515.37/x
  3. Step 3: Cross multiply
    83,241.12x = 114,872.73 × 45,515.37
  4. Step 4: Simplify right side
    83,241.12x = 5,228,474,234.50
  5. Step 5: Solve for x
    x = 5,228,474,234.50/83,241.12
  6. Step 6: Final answer
    x = 62,811.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.