Home / 136,634.38-204,984.92-52,393.04

Finding the Fourth Proportional to 136,634.38, 204,984.92 and 52,393.04

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Solution

The fourth proportional to 136,634.38, 204,984.92 and 52,393.04 is: 78,602.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,634.38 : 204,984.92 = 52,393.04 : x
  2. Step 2: Convert to fraction form
    136,634.38/204,984.92 = 52,393.04/x
  3. Step 3: Cross multiply
    136,634.38x = 204,984.92 × 52,393.04
  4. Step 4: Simplify right side
    136,634.38x = 10,739,783,112.96
  5. Step 5: Solve for x
    x = 10,739,783,112.96/136,634.38
  6. Step 6: Final answer
    x = 78,602.35

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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.