Home / 148,922.20-223,383.30-89,873.20

Finding the Fourth Proportional to 148,922.20, 223,383.30 and 89,873.20

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Solution

The fourth proportional to 148,922.20, 223,383.30 and 89,873.20 is: 134,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,922.20 : 223,383.30 = 89,873.20 : x
  2. Step 2: Convert to fraction form
    148,922.20/223,383.30 = 89,873.20/x
  3. Step 3: Cross multiply
    148,922.20x = 223,383.30 × 89,873.20
  4. Step 4: Simplify right side
    148,922.20x = 20,076,171,997.56
  5. Step 5: Solve for x
    x = 20,076,171,997.56/148,922.20
  6. Step 6: Final answer
    x = 134,809.80

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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.