Home / 95,998.73-143,790.30-69,645.38

Finding the Fourth Proportional to 95,998.73, 143,790.30 and 69,645.38

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Solution

The fourth proportional to 95,998.73, 143,790.30 and 69,645.38 is: 104,317.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,998.73 : 143,790.30 = 69,645.38 : x
  2. Step 2: Convert to fraction form
    95,998.73/143,790.30 = 69,645.38/x
  3. Step 3: Cross multiply
    95,998.73x = 143,790.30 × 69,645.38
  4. Step 4: Simplify right side
    95,998.73x = 10,014,329,364.86
  5. Step 5: Solve for x
    x = 10,014,329,364.86/95,998.73
  6. Step 6: Final answer
    x = 104,317.32

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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.