Home / 136,635.38-204,986.42-52,394.04

Finding the Fourth Proportional to 136,635.38, 204,986.42 and 52,394.04

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Solution

The fourth proportional to 136,635.38, 204,986.42 and 52,394.04 is: 78,603.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,635.38 : 204,986.42 = 52,394.04 : x
  2. Step 2: Convert to fraction form
    136,635.38/204,986.42 = 52,394.04/x
  3. Step 3: Cross multiply
    136,635.38x = 204,986.42 × 52,394.04
  4. Step 4: Simplify right side
    136,635.38x = 10,740,066,688.94
  5. Step 5: Solve for x
    x = 10,740,066,688.94/136,635.38
  6. Step 6: Final answer
    x = 78,603.85

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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.