Home / 95,487.10-143,245.51-28,911.38

Finding the Fourth Proportional to 95,487.10, 143,245.51 and 28,911.38

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Solution

The fourth proportional to 95,487.10, 143,245.51 and 28,911.38 is: 43,371.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,487.10 : 143,245.51 = 28,911.38 : x
  2. Step 2: Convert to fraction form
    95,487.10/143,245.51 = 28,911.38/x
  3. Step 3: Cross multiply
    95,487.10x = 143,245.51 × 28,911.38
  4. Step 4: Simplify right side
    95,487.10x = 4,141,425,552.78
  5. Step 5: Solve for x
    x = 4,141,425,552.78/95,487.10
  6. Step 6: Final answer
    x = 43,371.57

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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.