Home / 136,096.04-187,762.78-82,361.46

Finding the Fourth Proportional to 136,096.04, 187,762.78 and 82,361.46

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Solution

The fourth proportional to 136,096.04, 187,762.78 and 82,361.46 is: 113,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,096.04 : 187,762.78 = 82,361.46 : x
  2. Step 2: Convert to fraction form
    136,096.04/187,762.78 = 82,361.46/x
  3. Step 3: Cross multiply
    136,096.04x = 187,762.78 × 82,361.46
  4. Step 4: Simplify right side
    136,096.04x = 15,464,416,694.46
  5. Step 5: Solve for x
    x = 15,464,416,694.46/136,096.04
  6. Step 6: Final answer
    x = 113,628.70

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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.