Home / 82,055.85-123,083.81-25,900.35

Finding the Fourth Proportional to 82,055.85, 123,083.81 and 25,900.35

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Solution

The fourth proportional to 82,055.85, 123,083.81 and 25,900.35 is: 38,850.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,055.85 : 123,083.81 = 25,900.35 : x
  2. Step 2: Convert to fraction form
    82,055.85/123,083.81 = 25,900.35/x
  3. Step 3: Cross multiply
    82,055.85x = 123,083.81 × 25,900.35
  4. Step 4: Simplify right side
    82,055.85x = 3,187,913,758.33
  5. Step 5: Solve for x
    x = 3,187,913,758.33/82,055.85
  6. Step 6: Final answer
    x = 38,850.54

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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.