Home / 95,364.91-143,141.52-71,589.79

Finding the Fourth Proportional to 95,364.91, 143,141.52 and 71,589.79

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Solution

The fourth proportional to 95,364.91, 143,141.52 and 71,589.79 is: 107,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,364.91 : 143,141.52 = 71,589.79 : x
  2. Step 2: Convert to fraction form
    95,364.91/143,141.52 = 71,589.79/x
  3. Step 3: Cross multiply
    95,364.91x = 143,141.52 × 71,589.79
  4. Step 4: Simplify right side
    95,364.91x = 10,247,471,357.08
  5. Step 5: Solve for x
    x = 10,247,471,357.08/95,364.91
  6. Step 6: Final answer
    x = 107,455.37

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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.