Home / 135,457.46-203,195.94-46,709.69

Finding the Fourth Proportional to 135,457.46, 203,195.94 and 46,709.69

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Solution

The fourth proportional to 135,457.46, 203,195.94 and 46,709.69 is: 70,067.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,457.46 : 203,195.94 = 46,709.69 : x
  2. Step 2: Convert to fraction form
    135,457.46/203,195.94 = 46,709.69/x
  3. Step 3: Cross multiply
    135,457.46x = 203,195.94 × 46,709.69
  4. Step 4: Simplify right side
    135,457.46x = 9,491,218,117.13
  5. Step 5: Solve for x
    x = 9,491,218,117.13/135,457.46
  6. Step 6: Final answer
    x = 70,067.89

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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.