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Finding the Fourth Proportional to 55,994.92, 77,267.38 and 34,481.22

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Solution

The fourth proportional to 55,994.92, 77,267.38 and 34,481.22 is: 47,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,994.92 : 77,267.38 = 34,481.22 : x
  2. Step 2: Convert to fraction form
    55,994.92/77,267.38 = 34,481.22/x
  3. Step 3: Cross multiply
    55,994.92x = 77,267.38 × 34,481.22
  4. Step 4: Simplify right side
    55,994.92x = 2,664,273,152.65
  5. Step 5: Solve for x
    x = 2,664,273,152.65/55,994.92
  6. Step 6: Final answer
    x = 47,580.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.