Home / 73,146.13-109,566.10-46,716.37

Finding the Fourth Proportional to 73,146.13, 109,566.10 and 46,716.37

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Solution

The fourth proportional to 73,146.13, 109,566.10 and 46,716.37 is: 69,976.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,146.13 : 109,566.10 = 46,716.37 : x
  2. Step 2: Convert to fraction form
    73,146.13/109,566.10 = 46,716.37/x
  3. Step 3: Cross multiply
    73,146.13x = 109,566.10 × 46,716.37
  4. Step 4: Simplify right side
    73,146.13x = 5,118,530,467.06
  5. Step 5: Solve for x
    x = 5,118,530,467.06/73,146.13
  6. Step 6: Final answer
    x = 69,976.78

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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.