Home / 80,043.45-120,083-23,884.53

Finding the Fourth Proportional to 80,043.45, 120,083 and 23,884.53

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Solution

The fourth proportional to 80,043.45, 120,083 and 23,884.53 is: 35,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,043.45 : 120,083 = 23,884.53 : x
  2. Step 2: Convert to fraction form
    80,043.45/120,083 = 23,884.53/x
  3. Step 3: Cross multiply
    80,043.45x = 120,083 × 23,884.53
  4. Step 4: Simplify right side
    80,043.45x = 2,868,126,015.99
  5. Step 5: Solve for x
    x = 2,868,126,015.99/80,043.45
  6. Step 6: Final answer
    x = 35,832.11

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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.