Home / 178,944.40-268,415.92-45,824.48

Finding the Fourth Proportional to 178,944.40, 268,415.92 and 45,824.48

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Solution

The fourth proportional to 178,944.40, 268,415.92 and 45,824.48 is: 68,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,944.40 : 268,415.92 = 45,824.48 : x
  2. Step 2: Convert to fraction form
    178,944.40/268,415.92 = 45,824.48/x
  3. Step 3: Cross multiply
    178,944.40x = 268,415.92 × 45,824.48
  4. Step 4: Simplify right side
    178,944.40x = 12,300,019,957.72
  5. Step 5: Solve for x
    x = 12,300,019,957.72/178,944.40
  6. Step 6: Final answer
    x = 68,736.55

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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.