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Finding the Fourth Proportional to 151,628.96, 227,493.76 and 46,448.96

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Solution

The fourth proportional to 151,628.96, 227,493.76 and 46,448.96 is: 69,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,628.96 : 227,493.76 = 46,448.96 : x
  2. Step 2: Convert to fraction form
    151,628.96/227,493.76 = 46,448.96/x
  3. Step 3: Cross multiply
    151,628.96x = 227,493.76 × 46,448.96
  4. Step 4: Simplify right side
    151,628.96x = 10,566,848,558.49
  5. Step 5: Solve for x
    x = 10,566,848,558.49/151,628.96
  6. Step 6: Final answer
    x = 69,688.85

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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.