Home / 187,419.50-258,633.96-110,942.54

Finding the Fourth Proportional to 187,419.50, 258,633.96 and 110,942.54

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Solution

The fourth proportional to 187,419.50, 258,633.96 and 110,942.54 is: 153,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,419.50 : 258,633.96 = 110,942.54 : x
  2. Step 2: Convert to fraction form
    187,419.50/258,633.96 = 110,942.54/x
  3. Step 3: Cross multiply
    187,419.50x = 258,633.96 × 110,942.54
  4. Step 4: Simplify right side
    187,419.50x = 28,693,508,452.66
  5. Step 5: Solve for x
    x = 28,693,508,452.66/187,419.50
  6. Step 6: Final answer
    x = 153,097.78

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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.