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Finding the Fourth Proportional to 55,393.66, 83,072.72 and 23,795.16

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Solution

The fourth proportional to 55,393.66, 83,072.72 and 23,795.16 is: 35,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,393.66 : 83,072.72 = 23,795.16 : x
  2. Step 2: Convert to fraction form
    55,393.66/83,072.72 = 23,795.16/x
  3. Step 3: Cross multiply
    55,393.66x = 83,072.72 × 23,795.16
  4. Step 4: Simplify right side
    55,393.66x = 1,976,728,664.04
  5. Step 5: Solve for x
    x = 1,976,728,664.04/55,393.66
  6. Step 6: Final answer
    x = 35,685.11

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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.