Home / 148,328.20-222,638.10-73,532.80

Finding the Fourth Proportional to 148,328.20, 222,638.10 and 73,532.80

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Solution

The fourth proportional to 148,328.20, 222,638.10 and 73,532.80 is: 110,371.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,328.20 : 222,638.10 = 73,532.80 : x
  2. Step 2: Convert to fraction form
    148,328.20/222,638.10 = 73,532.80/x
  3. Step 3: Cross multiply
    148,328.20x = 222,638.10 × 73,532.80
  4. Step 4: Simplify right side
    148,328.20x = 16,371,202,879.68
  5. Step 5: Solve for x
    x = 16,371,202,879.68/148,328.20
  6. Step 6: Final answer
    x = 110,371.48

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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.