Home / 95,685.78-143,536.03-29,131.62

Finding the Fourth Proportional to 95,685.78, 143,536.03 and 29,131.62

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Solution

The fourth proportional to 95,685.78, 143,536.03 and 29,131.62 is: 43,699.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,685.78 : 143,536.03 = 29,131.62 : x
  2. Step 2: Convert to fraction form
    95,685.78/143,536.03 = 29,131.62/x
  3. Step 3: Cross multiply
    95,685.78x = 143,536.03 × 29,131.62
  4. Step 4: Simplify right side
    95,685.78x = 4,181,437,082.27
  5. Step 5: Solve for x
    x = 4,181,437,082.27/95,685.78
  6. Step 6: Final answer
    x = 43,699.67

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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.