Home / 76,142.85-114,225.23-23,556.44

Finding the Fourth Proportional to 76,142.85, 114,225.23 and 23,556.44

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Solution

The fourth proportional to 76,142.85, 114,225.23 and 23,556.44 is: 35,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,142.85 : 114,225.23 = 23,556.44 : x
  2. Step 2: Convert to fraction form
    76,142.85/114,225.23 = 23,556.44/x
  3. Step 3: Cross multiply
    76,142.85x = 114,225.23 × 23,556.44
  4. Step 4: Simplify right side
    76,142.85x = 2,690,739,776.98
  5. Step 5: Solve for x
    x = 2,690,739,776.98/76,142.85
  6. Step 6: Final answer
    x = 35,338.05

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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.