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Finding the Fourth Proportional to 95,473.09, 143,230.29 and 36,309.88

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Solution

The fourth proportional to 95,473.09, 143,230.29 and 36,309.88 is: 54,472.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,473.09 : 143,230.29 = 36,309.88 : x
  2. Step 2: Convert to fraction form
    95,473.09/143,230.29 = 36,309.88/x
  3. Step 3: Cross multiply
    95,473.09x = 143,230.29 × 36,309.88
  4. Step 4: Simplify right side
    95,473.09x = 5,200,674,284.19
  5. Step 5: Solve for x
    x = 5,200,674,284.19/95,473.09
  6. Step 6: Final answer
    x = 54,472.67

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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.