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Finding the Fourth Proportional to 202,750.56, 303,659.28 and 161,848.80

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Solution

The fourth proportional to 202,750.56, 303,659.28 and 161,848.80 is: 242,400.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,750.56 : 303,659.28 = 161,848.80 : x
  2. Step 2: Convert to fraction form
    202,750.56/303,659.28 = 161,848.80/x
  3. Step 3: Cross multiply
    202,750.56x = 303,659.28 × 161,848.80
  4. Step 4: Simplify right side
    202,750.56x = 49,146,890,076.86
  5. Step 5: Solve for x
    x = 49,146,890,076.86/202,750.56
  6. Step 6: Final answer
    x = 242,400.76

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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.