Home / 136,819.40-205,249.62-48,057.26

Finding the Fourth Proportional to 136,819.40, 205,249.62 and 48,057.26

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Solution

The fourth proportional to 136,819.40, 205,249.62 and 48,057.26 is: 72,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,819.40 : 205,249.62 = 48,057.26 : x
  2. Step 2: Convert to fraction form
    136,819.40/205,249.62 = 48,057.26/x
  3. Step 3: Cross multiply
    136,819.40x = 205,249.62 × 48,057.26
  4. Step 4: Simplify right side
    136,819.40x = 9,863,734,353.24
  5. Step 5: Solve for x
    x = 9,863,734,353.24/136,819.40
  6. Step 6: Final answer
    x = 72,093.10

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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.