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Finding the Fourth Proportional to 110,522.93, 165,685.91 and 51,326.31

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Solution

The fourth proportional to 110,522.93, 165,685.91 and 51,326.31 is: 76,943.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,522.93 : 165,685.91 = 51,326.31 : x
  2. Step 2: Convert to fraction form
    110,522.93/165,685.91 = 51,326.31/x
  3. Step 3: Cross multiply
    110,522.93x = 165,685.91 × 51,326.31
  4. Step 4: Simplify right side
    110,522.93x = 8,504,045,812.00
  5. Step 5: Solve for x
    x = 8,504,045,812.00/110,522.93
  6. Step 6: Final answer
    x = 76,943.72

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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.