Home / 149,302.38-206,037.28-82,234.38

Finding the Fourth Proportional to 149,302.38, 206,037.28 and 82,234.38

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Solution

The fourth proportional to 149,302.38, 206,037.28 and 82,234.38 is: 113,483.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,302.38 : 206,037.28 = 82,234.38 : x
  2. Step 2: Convert to fraction form
    149,302.38/206,037.28 = 82,234.38/x
  3. Step 3: Cross multiply
    149,302.38x = 206,037.28 × 82,234.38
  4. Step 4: Simplify right side
    149,302.38x = 16,943,347,977.69
  5. Step 5: Solve for x
    x = 16,943,347,977.69/149,302.38
  6. Step 6: Final answer
    x = 113,483.44

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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.