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Finding the Fourth Proportional to 95,462.70, 131,678.01 and 58,652.79

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Solution

The fourth proportional to 95,462.70, 131,678.01 and 58,652.79 is: 80,903.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,462.70 : 131,678.01 = 58,652.79 : x
  2. Step 2: Convert to fraction form
    95,462.70/131,678.01 = 58,652.79/x
  3. Step 3: Cross multiply
    95,462.70x = 131,678.01 × 58,652.79
  4. Step 4: Simplify right side
    95,462.70x = 7,723,282,668.15
  5. Step 5: Solve for x
    x = 7,723,282,668.15/95,462.70
  6. Step 6: Final answer
    x = 80,903.67

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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.