Home / 148,640.34-222,959.68-36,321.18

Finding the Fourth Proportional to 148,640.34, 222,959.68 and 36,321.18

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Solution

The fourth proportional to 148,640.34, 222,959.68 and 36,321.18 is: 54,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,640.34 : 222,959.68 = 36,321.18 : x
  2. Step 2: Convert to fraction form
    148,640.34/222,959.68 = 36,321.18/x
  3. Step 3: Cross multiply
    148,640.34x = 222,959.68 × 36,321.18
  4. Step 4: Simplify right side
    148,640.34x = 8,098,158,670.02
  5. Step 5: Solve for x
    x = 8,098,158,670.02/148,640.34
  6. Step 6: Final answer
    x = 54,481.57

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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.