Home / 110,129.16-165,173.52-50,143.44

Finding the Fourth Proportional to 110,129.16, 165,173.52 and 50,143.44

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Solution

The fourth proportional to 110,129.16, 165,173.52 and 50,143.44 is: 75,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,129.16 : 165,173.52 = 50,143.44 : x
  2. Step 2: Convert to fraction form
    110,129.16/165,173.52 = 50,143.44/x
  3. Step 3: Cross multiply
    110,129.16x = 165,173.52 × 50,143.44
  4. Step 4: Simplify right side
    110,129.16x = 8,282,368,489.71
  5. Step 5: Solve for x
    x = 8,282,368,489.71/110,129.16
  6. Step 6: Final answer
    x = 75,205.95

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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.