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Finding the Fourth Proportional to 55,245.90, 82,941.12 and 32,797.56

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Solution

The fourth proportional to 55,245.90, 82,941.12 and 32,797.56 is: 49,239.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,245.90 : 82,941.12 = 32,797.56 : x
  2. Step 2: Convert to fraction form
    55,245.90/82,941.12 = 32,797.56/x
  3. Step 3: Cross multiply
    55,245.90x = 82,941.12 × 32,797.56
  4. Step 4: Simplify right side
    55,245.90x = 2,720,266,359.67
  5. Step 5: Solve for x
    x = 2,720,266,359.67/55,245.90
  6. Step 6: Final answer
    x = 49,239.24

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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.