Home / 136,315.68-188,189.48-95,604.84

Finding the Fourth Proportional to 136,315.68, 188,189.48 and 95,604.84

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Solution

The fourth proportional to 136,315.68, 188,189.48 and 95,604.84 is: 131,986.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,315.68 : 188,189.48 = 95,604.84 : x
  2. Step 2: Convert to fraction form
    136,315.68/188,189.48 = 95,604.84/x
  3. Step 3: Cross multiply
    136,315.68x = 188,189.48 × 95,604.84
  4. Step 4: Simplify right side
    136,315.68x = 17,991,825,125.08
  5. Step 5: Solve for x
    x = 17,991,825,125.08/136,315.68
  6. Step 6: Final answer
    x = 131,986.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.