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Finding the Fourth Proportional to 49,374.72, 73,992.96 and 35,458.56

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Solution

The fourth proportional to 49,374.72, 73,992.96 and 35,458.56 is: 53,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,374.72 : 73,992.96 = 35,458.56 : x
  2. Step 2: Convert to fraction form
    49,374.72/73,992.96 = 35,458.56/x
  3. Step 3: Cross multiply
    49,374.72x = 73,992.96 × 35,458.56
  4. Step 4: Simplify right side
    49,374.72x = 2,623,683,811.74
  5. Step 5: Solve for x
    x = 2,623,683,811.74/49,374.72
  6. Step 6: Final answer
    x = 53,138.20

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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.