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Finding the Fourth Proportional to 82,052, 123,089.88 and 25,873.04

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Solution

The fourth proportional to 82,052, 123,089.88 and 25,873.04 is: 38,813.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,052 : 123,089.88 = 25,873.04 : x
  2. Step 2: Convert to fraction form
    82,052/123,089.88 = 25,873.04/x
  3. Step 3: Cross multiply
    82,052x = 123,089.88 × 25,873.04
  4. Step 4: Simplify right side
    82,052x = 3,184,709,388.84
  5. Step 5: Solve for x
    x = 3,184,709,388.84/82,052
  6. Step 6: Final answer
    x = 38,813.31

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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.