Home / 71,416.82-107,004.65-43,251.91

Finding the Fourth Proportional to 71,416.82, 107,004.65 and 43,251.91

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Solution

The fourth proportional to 71,416.82, 107,004.65 and 43,251.91 is: 64,804.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,416.82 : 107,004.65 = 43,251.91 : x
  2. Step 2: Convert to fraction form
    71,416.82/107,004.65 = 43,251.91/x
  3. Step 3: Cross multiply
    71,416.82x = 107,004.65 × 43,251.91
  4. Step 4: Simplify right side
    71,416.82x = 4,628,155,007.61
  5. Step 5: Solve for x
    x = 4,628,155,007.61/71,416.82
  6. Step 6: Final answer
    x = 64,804.83

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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.