Home / 195,633.09-269,956.80-113,948.64

Finding the Fourth Proportional to 195,633.09, 269,956.80 and 113,948.64

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Solution

The fourth proportional to 195,633.09, 269,956.80 and 113,948.64 is: 157,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,633.09 : 269,956.80 = 113,948.64 : x
  2. Step 2: Convert to fraction form
    195,633.09/269,956.80 = 113,948.64/x
  3. Step 3: Cross multiply
    195,633.09x = 269,956.80 × 113,948.64
  4. Step 4: Simplify right side
    195,633.09x = 30,761,210,218.75
  5. Step 5: Solve for x
    x = 30,761,210,218.75/195,633.09
  6. Step 6: Final answer
    x = 157,239.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.