Home / 82,033.86-123,051.39-29,443.80

Finding the Fourth Proportional to 82,033.86, 123,051.39 and 29,443.80

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Solution

The fourth proportional to 82,033.86, 123,051.39 and 29,443.80 is: 44,165.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,033.86 : 123,051.39 = 29,443.80 : x
  2. Step 2: Convert to fraction form
    82,033.86/123,051.39 = 29,443.80/x
  3. Step 3: Cross multiply
    82,033.86x = 123,051.39 × 29,443.80
  4. Step 4: Simplify right side
    82,033.86x = 3,623,100,516.88
  5. Step 5: Solve for x
    x = 3,623,100,516.88/82,033.86
  6. Step 6: Final answer
    x = 44,165.92

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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.