Home / 95,532.20-143,079.76-45,647.36

Finding the Fourth Proportional to 95,532.20, 143,079.76 and 45,647.36

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Solution

The fourth proportional to 95,532.20, 143,079.76 and 45,647.36 is: 68,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,532.20 : 143,079.76 = 45,647.36 : x
  2. Step 2: Convert to fraction form
    95,532.20/143,079.76 = 45,647.36/x
  3. Step 3: Cross multiply
    95,532.20x = 143,079.76 × 45,647.36
  4. Step 4: Simplify right side
    95,532.20x = 6,531,213,313.43
  5. Step 5: Solve for x
    x = 6,531,213,313.43/95,532.20
  6. Step 6: Final answer
    x = 68,366.62

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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.