Home / 165,814.11-248,769.53-53,491.82

Finding the Fourth Proportional to 165,814.11, 248,769.53 and 53,491.82

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Solution

The fourth proportional to 165,814.11, 248,769.53 and 53,491.82 is: 80,253.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,814.11 : 248,769.53 = 53,491.82 : x
  2. Step 2: Convert to fraction form
    165,814.11/248,769.53 = 53,491.82/x
  3. Step 3: Cross multiply
    165,814.11x = 248,769.53 × 53,491.82
  4. Step 4: Simplify right side
    165,814.11x = 13,307,133,408.94
  5. Step 5: Solve for x
    x = 13,307,133,408.94/165,814.11
  6. Step 6: Final answer
    x = 80,253.32

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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.