Home / 208,553.76-312,849.08-58,795.36

Finding the Fourth Proportional to 208,553.76, 312,849.08 and 58,795.36

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Solution

The fourth proportional to 208,553.76, 312,849.08 and 58,795.36 is: 88,198.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,553.76 : 312,849.08 = 58,795.36 : x
  2. Step 2: Convert to fraction form
    208,553.76/312,849.08 = 58,795.36/x
  3. Step 3: Cross multiply
    208,553.76x = 312,849.08 × 58,795.36
  4. Step 4: Simplify right side
    208,553.76x = 18,394,074,284.27
  5. Step 5: Solve for x
    x = 18,394,074,284.27/208,553.76
  6. Step 6: Final answer
    x = 88,198.24

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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.