Home / 264,764.34-397,143-65,086.38

Finding the Fourth Proportional to 264,764.34, 397,143 and 65,086.38

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Solution

The fourth proportional to 264,764.34, 397,143 and 65,086.38 is: 97,628.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,764.34 : 397,143 = 65,086.38 : x
  2. Step 2: Convert to fraction form
    264,764.34/397,143 = 65,086.38/x
  3. Step 3: Cross multiply
    264,764.34x = 397,143 × 65,086.38
  4. Step 4: Simplify right side
    264,764.34x = 25,848,600,212.34
  5. Step 5: Solve for x
    x = 25,848,600,212.34/264,764.34
  6. Step 6: Final answer
    x = 97,628.71

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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.