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Finding the Fourth Proportional to 161,049.68, 241,475.30 and 54,423.56

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Solution

The fourth proportional to 161,049.68, 241,475.30 and 54,423.56 is: 81,601.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,049.68 : 241,475.30 = 54,423.56 : x
  2. Step 2: Convert to fraction form
    161,049.68/241,475.30 = 54,423.56/x
  3. Step 3: Cross multiply
    161,049.68x = 241,475.30 × 54,423.56
  4. Step 4: Simplify right side
    161,049.68x = 13,141,945,478.07
  5. Step 5: Solve for x
    x = 13,141,945,478.07/161,049.68
  6. Step 6: Final answer
    x = 81,601.81

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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.