Home / 116,891.09-175,336.73-28,144.60

Finding the Fourth Proportional to 116,891.09, 175,336.73 and 28,144.60

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Solution

The fourth proportional to 116,891.09, 175,336.73 and 28,144.60 is: 42,216.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,891.09 : 175,336.73 = 28,144.60 : x
  2. Step 2: Convert to fraction form
    116,891.09/175,336.73 = 28,144.60/x
  3. Step 3: Cross multiply
    116,891.09x = 175,336.73 × 28,144.60
  4. Step 4: Simplify right side
    116,891.09x = 4,934,782,131.16
  5. Step 5: Solve for x
    x = 4,934,782,131.16/116,891.09
  6. Step 6: Final answer
    x = 42,216.92

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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.