Home / 148,371.52-222,401.76-54,817.60

Finding the Fourth Proportional to 148,371.52, 222,401.76 and 54,817.60

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Solution

The fourth proportional to 148,371.52, 222,401.76 and 54,817.60 is: 82,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,371.52 : 222,401.76 = 54,817.60 : x
  2. Step 2: Convert to fraction form
    148,371.52/222,401.76 = 54,817.60/x
  3. Step 3: Cross multiply
    148,371.52x = 222,401.76 × 54,817.60
  4. Step 4: Simplify right side
    148,371.52x = 12,191,530,718.98
  5. Step 5: Solve for x
    x = 12,191,530,718.98/148,371.52
  6. Step 6: Final answer
    x = 82,168.94

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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.