Home / 114,932.70-158,576.13-67,197.78

Finding the Fourth Proportional to 114,932.70, 158,576.13 and 67,197.78

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Solution

The fourth proportional to 114,932.70, 158,576.13 and 67,197.78 is: 92,714.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,932.70 : 158,576.13 = 67,197.78 : x
  2. Step 2: Convert to fraction form
    114,932.70/158,576.13 = 67,197.78/x
  3. Step 3: Cross multiply
    114,932.70x = 158,576.13 × 67,197.78
  4. Step 4: Simplify right side
    114,932.70x = 10,655,963,896.99
  5. Step 5: Solve for x
    x = 10,655,963,896.99/114,932.70
  6. Step 6: Final answer
    x = 92,714.81

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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.