Home / 148,236.46-204,564.84-80,251.64

Finding the Fourth Proportional to 148,236.46, 204,564.84 and 80,251.64

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Solution

The fourth proportional to 148,236.46, 204,564.84 and 80,251.64 is: 110,746.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,236.46 : 204,564.84 = 80,251.64 : x
  2. Step 2: Convert to fraction form
    148,236.46/204,564.84 = 80,251.64/x
  3. Step 3: Cross multiply
    148,236.46x = 204,564.84 × 80,251.64
  4. Step 4: Simplify right side
    148,236.46x = 16,416,663,896.34
  5. Step 5: Solve for x
    x = 16,416,663,896.34/148,236.46
  6. Step 6: Final answer
    x = 110,746.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.