Home / 57,096.82-78,741.55-49,027.94

Finding the Fourth Proportional to 57,096.82, 78,741.55 and 49,027.94

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Solution

The fourth proportional to 57,096.82, 78,741.55 and 49,027.94 is: 67,613.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,096.82 : 78,741.55 = 49,027.94 : x
  2. Step 2: Convert to fraction form
    57,096.82/78,741.55 = 49,027.94/x
  3. Step 3: Cross multiply
    57,096.82x = 78,741.55 × 49,027.94
  4. Step 4: Simplify right side
    57,096.82x = 3,860,535,988.91
  5. Step 5: Solve for x
    x = 3,860,535,988.91/57,096.82
  6. Step 6: Final answer
    x = 67,613.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.