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Finding the Fourth Proportional to 110,099.94, 165,125.04 and 50,903.28

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Solution

The fourth proportional to 110,099.94, 165,125.04 and 50,903.28 is: 76,343.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,099.94 : 165,125.04 = 50,903.28 : x
  2. Step 2: Convert to fraction form
    110,099.94/165,125.04 = 50,903.28/x
  3. Step 3: Cross multiply
    110,099.94x = 165,125.04 × 50,903.28
  4. Step 4: Simplify right side
    110,099.94x = 8,405,406,146.13
  5. Step 5: Solve for x
    x = 8,405,406,146.13/110,099.94
  6. Step 6: Final answer
    x = 76,343.42

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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.