Home / 82,169.57-123,272.80-26,013.04

Finding the Fourth Proportional to 82,169.57, 123,272.80 and 26,013.04

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Solution

The fourth proportional to 82,169.57, 123,272.80 and 26,013.04 is: 39,025.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,169.57 : 123,272.80 = 26,013.04 : x
  2. Step 2: Convert to fraction form
    82,169.57/123,272.80 = 26,013.04/x
  3. Step 3: Cross multiply
    82,169.57x = 123,272.80 × 26,013.04
  4. Step 4: Simplify right side
    82,169.57x = 3,206,699,904.10
  5. Step 5: Solve for x
    x = 3,206,699,904.10/82,169.57
  6. Step 6: Final answer
    x = 39,025.39

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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.