Home / 82,027.20-122,944.80-37,658.22

Finding the Fourth Proportional to 82,027.20, 122,944.80 and 37,658.22

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Solution

The fourth proportional to 82,027.20, 122,944.80 and 37,658.22 is: 56,443.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,027.20 : 122,944.80 = 37,658.22 : x
  2. Step 2: Convert to fraction form
    82,027.20/122,944.80 = 37,658.22/x
  3. Step 3: Cross multiply
    82,027.20x = 122,944.80 × 37,658.22
  4. Step 4: Simplify right side
    82,027.20x = 4,629,882,326.26
  5. Step 5: Solve for x
    x = 4,629,882,326.26/82,027.20
  6. Step 6: Final answer
    x = 56,443.26

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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.