Home / 149,546.70-224,442.45-148,380.30

Finding the Fourth Proportional to 149,546.70, 224,442.45 and 148,380.30

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Solution

The fourth proportional to 149,546.70, 224,442.45 and 148,380.30 is: 222,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,546.70 : 224,442.45 = 148,380.30 : x
  2. Step 2: Convert to fraction form
    149,546.70/224,442.45 = 148,380.30/x
  3. Step 3: Cross multiply
    149,546.70x = 224,442.45 × 148,380.30
  4. Step 4: Simplify right side
    149,546.70x = 33,302,838,063.74
  5. Step 5: Solve for x
    x = 33,302,838,063.74/149,546.70
  6. Step 6: Final answer
    x = 222,691.90

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1.5x scale

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.