Home / 197,029.28-271,914.24-112,146.36

Finding the Fourth Proportional to 197,029.28, 271,914.24 and 112,146.36

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Solution

The fourth proportional to 197,029.28, 271,914.24 and 112,146.36 is: 154,769.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,029.28 : 271,914.24 = 112,146.36 : x
  2. Step 2: Convert to fraction form
    197,029.28/271,914.24 = 112,146.36/x
  3. Step 3: Cross multiply
    197,029.28x = 271,914.24 × 112,146.36
  4. Step 4: Simplify right side
    197,029.28x = 30,494,192,248.17
  5. Step 5: Solve for x
    x = 30,494,192,248.17/197,029.28
  6. Step 6: Final answer
    x = 154,769.85

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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.