Home / 126,467.34-189,696.44-31,698.24

Finding the Fourth Proportional to 126,467.34, 189,696.44 and 31,698.24

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Solution

The fourth proportional to 126,467.34, 189,696.44 and 31,698.24 is: 47,546.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,467.34 : 189,696.44 = 31,698.24 : x
  2. Step 2: Convert to fraction form
    126,467.34/189,696.44 = 31,698.24/x
  3. Step 3: Cross multiply
    126,467.34x = 189,696.44 × 31,698.24
  4. Step 4: Simplify right side
    126,467.34x = 6,013,043,123.77
  5. Step 5: Solve for x
    x = 6,013,043,123.77/126,467.34
  6. Step 6: Final answer
    x = 47,546.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.