Home / 69,145.62-95,422.17-40,851.24

Finding the Fourth Proportional to 69,145.62, 95,422.17 and 40,851.24

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Solution

The fourth proportional to 69,145.62, 95,422.17 and 40,851.24 is: 56,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,145.62 : 95,422.17 = 40,851.24 : x
  2. Step 2: Convert to fraction form
    69,145.62/95,422.17 = 40,851.24/x
  3. Step 3: Cross multiply
    69,145.62x = 95,422.17 × 40,851.24
  4. Step 4: Simplify right side
    69,145.62x = 3,898,113,967.99
  5. Step 5: Solve for x
    x = 3,898,113,967.99/69,145.62
  6. Step 6: Final answer
    x = 56,375.43

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1.5x scale

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.