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Finding the Fourth Proportional to 84,108.53, 126,163.26 and 24,944.64

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Solution

The fourth proportional to 84,108.53, 126,163.26 and 24,944.64 is: 37,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,108.53 : 126,163.26 = 24,944.64 : x
  2. Step 2: Convert to fraction form
    84,108.53/126,163.26 = 24,944.64/x
  3. Step 3: Cross multiply
    84,108.53x = 126,163.26 × 24,944.64
  4. Step 4: Simplify right side
    84,108.53x = 3,147,097,101.93
  5. Step 5: Solve for x
    x = 3,147,097,101.93/84,108.53
  6. Step 6: Final answer
    x = 37,417.10

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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.