Home / 148,215.20-222,351.60-43,037.60

Finding the Fourth Proportional to 148,215.20, 222,351.60 and 43,037.60

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Solution

The fourth proportional to 148,215.20, 222,351.60 and 43,037.60 is: 64,564.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,215.20 : 222,351.60 = 43,037.60 : x
  2. Step 2: Convert to fraction form
    148,215.20/222,351.60 = 43,037.60/x
  3. Step 3: Cross multiply
    148,215.20x = 222,351.60 × 43,037.60
  4. Step 4: Simplify right side
    148,215.20x = 9,569,479,220.16
  5. Step 5: Solve for x
    x = 9,569,479,220.16/148,215.20
  6. Step 6: Final answer
    x = 64,564.76

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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.