Home / 165,721.32-248,527.26-65,906.28

Finding the Fourth Proportional to 165,721.32, 248,527.26 and 65,906.28

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Solution

The fourth proportional to 165,721.32, 248,527.26 and 65,906.28 is: 98,837.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,721.32 : 248,527.26 = 65,906.28 : x
  2. Step 2: Convert to fraction form
    165,721.32/248,527.26 = 65,906.28/x
  3. Step 3: Cross multiply
    165,721.32x = 248,527.26 × 65,906.28
  4. Step 4: Simplify right side
    165,721.32x = 16,379,507,185.19
  5. Step 5: Solve for x
    x = 16,379,507,185.19/165,721.32
  6. Step 6: Final answer
    x = 98,837.66

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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.