Home / 129,519.64-194,290.44-36,025.39

Finding the Fourth Proportional to 129,519.64, 194,290.44 and 36,025.39

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Solution

The fourth proportional to 129,519.64, 194,290.44 and 36,025.39 is: 54,041.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,519.64 : 194,290.44 = 36,025.39 : x
  2. Step 2: Convert to fraction form
    129,519.64/194,290.44 = 36,025.39/x
  3. Step 3: Cross multiply
    129,519.64x = 194,290.44 × 36,025.39
  4. Step 4: Simplify right side
    129,519.64x = 6,999,388,874.27
  5. Step 5: Solve for x
    x = 6,999,388,874.27/129,519.64
  6. Step 6: Final answer
    x = 54,041.14

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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.