Home / 148,189.44-222,364.80-81,546.24

Finding the Fourth Proportional to 148,189.44, 222,364.80 and 81,546.24

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Solution

The fourth proportional to 148,189.44, 222,364.80 and 81,546.24 is: 122,363.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,189.44 : 222,364.80 = 81,546.24 : x
  2. Step 2: Convert to fraction form
    148,189.44/222,364.80 = 81,546.24/x
  3. Step 3: Cross multiply
    148,189.44x = 222,364.80 × 81,546.24
  4. Step 4: Simplify right side
    148,189.44x = 18,133,013,348.35
  5. Step 5: Solve for x
    x = 18,133,013,348.35/148,189.44
  6. Step 6: Final answer
    x = 122,363.73

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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.