Home / 136,600.46-188,527.13-80,034.38

Finding the Fourth Proportional to 136,600.46, 188,527.13 and 80,034.38

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Solution

The fourth proportional to 136,600.46, 188,527.13 and 80,034.38 is: 110,458.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,600.46 : 188,527.13 = 80,034.38 : x
  2. Step 2: Convert to fraction form
    136,600.46/188,527.13 = 80,034.38/x
  3. Step 3: Cross multiply
    136,600.46x = 188,527.13 × 80,034.38
  4. Step 4: Simplify right side
    136,600.46x = 15,088,650,619.92
  5. Step 5: Solve for x
    x = 15,088,650,619.92/136,600.46
  6. Step 6: Final answer
    x = 110,458.27

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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.