Home / 226,205.05-312,092.97-130,676.89

Finding the Fourth Proportional to 226,205.05, 312,092.97 and 130,676.89

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Solution

The fourth proportional to 226,205.05, 312,092.97 and 130,676.89 is: 180,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,205.05 : 312,092.97 = 130,676.89 : x
  2. Step 2: Convert to fraction form
    226,205.05/312,092.97 = 130,676.89/x
  3. Step 3: Cross multiply
    226,205.05x = 312,092.97 × 130,676.89
  4. Step 4: Simplify right side
    226,205.05x = 40,783,338,710.46
  5. Step 5: Solve for x
    x = 40,783,338,710.46/226,205.05
  6. Step 6: Final answer
    x = 180,293.67

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1.5x scale

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.