Home / 95,605.18-143,428.73-45,616.57

Finding the Fourth Proportional to 95,605.18, 143,428.73 and 45,616.57

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Solution

The fourth proportional to 95,605.18, 143,428.73 and 45,616.57 is: 68,434.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,605.18 : 143,428.73 = 45,616.57 : x
  2. Step 2: Convert to fraction form
    95,605.18/143,428.73 = 45,616.57/x
  3. Step 3: Cross multiply
    95,605.18x = 143,428.73 × 45,616.57
  4. Step 4: Simplify right side
    95,605.18x = 6,542,726,115.40
  5. Step 5: Solve for x
    x = 6,542,726,115.40/95,605.18
  6. Step 6: Final answer
    x = 68,434.85

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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.