Home / 82,661.44-124,003.85-26,488.42

Finding the Fourth Proportional to 82,661.44, 124,003.85 and 26,488.42

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Solution

The fourth proportional to 82,661.44, 124,003.85 and 26,488.42 is: 39,736.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,661.44 : 124,003.85 = 26,488.42 : x
  2. Step 2: Convert to fraction form
    82,661.44/124,003.85 = 26,488.42/x
  3. Step 3: Cross multiply
    82,661.44x = 124,003.85 × 26,488.42
  4. Step 4: Simplify right side
    82,661.44x = 3,284,666,060.42
  5. Step 5: Solve for x
    x = 3,284,666,060.42/82,661.44
  6. Step 6: Final answer
    x = 39,736.38

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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.