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Finding the Fourth Proportional to 110,069.94, 165,098.58 and 65,375.19

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Solution

The fourth proportional to 110,069.94, 165,098.58 and 65,375.19 is: 98,059.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,069.94 : 165,098.58 = 65,375.19 : x
  2. Step 2: Convert to fraction form
    110,069.94/165,098.58 = 65,375.19/x
  3. Step 3: Cross multiply
    110,069.94x = 165,098.58 × 65,375.19
  4. Step 4: Simplify right side
    110,069.94x = 10,793,351,719.61
  5. Step 5: Solve for x
    x = 10,793,351,719.61/110,069.94
  6. Step 6: Final answer
    x = 98,059.03

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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.