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Finding the Fourth Proportional to 55,644.66, 76,792.86 and 34,136.82

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Solution

The fourth proportional to 55,644.66, 76,792.86 and 34,136.82 is: 47,110.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,644.66 : 76,792.86 = 34,136.82 : x
  2. Step 2: Convert to fraction form
    55,644.66/76,792.86 = 34,136.82/x
  3. Step 3: Cross multiply
    55,644.66x = 76,792.86 × 34,136.82
  4. Step 4: Simplify right side
    55,644.66x = 2,621,464,039.11
  5. Step 5: Solve for x
    x = 2,621,464,039.11/55,644.66
  6. Step 6: Final answer
    x = 47,110.79

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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.