Home / 208,201.10-312,254.96-95,773.37

Finding the Fourth Proportional to 208,201.10, 312,254.96 and 95,773.37

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Solution

The fourth proportional to 208,201.10, 312,254.96 and 95,773.37 is: 143,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,201.10 : 312,254.96 = 95,773.37 : x
  2. Step 2: Convert to fraction form
    208,201.10/312,254.96 = 95,773.37/x
  3. Step 3: Cross multiply
    208,201.10x = 312,254.96 × 95,773.37
  4. Step 4: Simplify right side
    208,201.10x = 29,905,707,778.27
  5. Step 5: Solve for x
    x = 29,905,707,778.27/208,201.10
  6. Step 6: Final answer
    x = 143,638.57

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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.