Home / 71,194.07-106,738.37-43,107.52

Finding the Fourth Proportional to 71,194.07, 106,738.37 and 43,107.52

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Solution

The fourth proportional to 71,194.07, 106,738.37 and 43,107.52 is: 64,629.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,194.07 : 106,738.37 = 43,107.52 : x
  2. Step 2: Convert to fraction form
    71,194.07/106,738.37 = 43,107.52/x
  3. Step 3: Cross multiply
    71,194.07x = 106,738.37 × 43,107.52
  4. Step 4: Simplify right side
    71,194.07x = 4,601,226,541.43
  5. Step 5: Solve for x
    x = 4,601,226,541.43/71,194.07
  6. Step 6: Final answer
    x = 64,629.35

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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.