Home / 215,462.72-323,181.92-95,485.11

Finding the Fourth Proportional to 215,462.72, 323,181.92 and 95,485.11

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Solution

The fourth proportional to 215,462.72, 323,181.92 and 95,485.11 is: 143,222.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,462.72 : 323,181.92 = 95,485.11 : x
  2. Step 2: Convert to fraction form
    215,462.72/323,181.92 = 95,485.11/x
  3. Step 3: Cross multiply
    215,462.72x = 323,181.92 × 95,485.11
  4. Step 4: Simplify right side
    215,462.72x = 30,859,060,703.79
  5. Step 5: Solve for x
    x = 30,859,060,703.79/215,462.72
  6. Step 6: Final answer
    x = 143,222.28

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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.