Home / 82,175.37-123,281.55-26,018.85

Finding the Fourth Proportional to 82,175.37, 123,281.55 and 26,018.85

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Solution

The fourth proportional to 82,175.37, 123,281.55 and 26,018.85 is: 39,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,175.37 : 123,281.55 = 26,018.85 : x
  2. Step 2: Convert to fraction form
    82,175.37/123,281.55 = 26,018.85/x
  3. Step 3: Cross multiply
    82,175.37x = 123,281.55 × 26,018.85
  4. Step 4: Simplify right side
    82,175.37x = 3,207,644,157.22
  5. Step 5: Solve for x
    x = 3,207,644,157.22/82,175.37
  6. Step 6: Final answer
    x = 39,034.13

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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.