Home / 82,249.70-123,378.93-26,094.29

Finding the Fourth Proportional to 82,249.70, 123,378.93 and 26,094.29

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Solution

The fourth proportional to 82,249.70, 123,378.93 and 26,094.29 is: 39,142.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,249.70 : 123,378.93 = 26,094.29 : x
  2. Step 2: Convert to fraction form
    82,249.70/123,378.93 = 26,094.29/x
  3. Step 3: Cross multiply
    82,249.70x = 123,378.93 × 26,094.29
  4. Step 4: Simplify right side
    82,249.70x = 3,219,486,003.42
  5. Step 5: Solve for x
    x = 3,219,486,003.42/82,249.70
  6. Step 6: Final answer
    x = 39,142.83

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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.