Home / 80,002.53-120,007.89-35,632.44

Finding the Fourth Proportional to 80,002.53, 120,007.89 and 35,632.44

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Solution

The fourth proportional to 80,002.53, 120,007.89 and 35,632.44 is: 53,450.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,002.53 : 120,007.89 = 35,632.44 : x
  2. Step 2: Convert to fraction form
    80,002.53/120,007.89 = 35,632.44/x
  3. Step 3: Cross multiply
    80,002.53x = 120,007.89 × 35,632.44
  4. Step 4: Simplify right side
    80,002.53x = 4,276,173,939.95
  5. Step 5: Solve for x
    x = 4,276,173,939.95/80,002.53
  6. Step 6: Final answer
    x = 53,450.48

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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.