Home / 133,063.32-199,536.66-49,899

Finding the Fourth Proportional to 133,063.32, 199,536.66 and 49,899

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Solution

The fourth proportional to 133,063.32, 199,536.66 and 49,899 is: 74,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,063.32 : 199,536.66 = 49,899 : x
  2. Step 2: Convert to fraction form
    133,063.32/199,536.66 = 49,899/x
  3. Step 3: Cross multiply
    133,063.32x = 199,536.66 × 49,899
  4. Step 4: Simplify right side
    133,063.32x = 9,956,679,797.34
  5. Step 5: Solve for x
    x = 9,956,679,797.34/133,063.32
  6. Step 6: Final answer
    x = 74,826.63

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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.