Home / 187,651.32-258,977.29-107,090.96

Finding the Fourth Proportional to 187,651.32, 258,977.29 and 107,090.96

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Solution

The fourth proportional to 187,651.32, 258,977.29 and 107,090.96 is: 147,796.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,651.32 : 258,977.29 = 107,090.96 : x
  2. Step 2: Convert to fraction form
    187,651.32/258,977.29 = 107,090.96/x
  3. Step 3: Cross multiply
    187,651.32x = 258,977.29 × 107,090.96
  4. Step 4: Simplify right side
    187,651.32x = 27,734,126,604.30
  5. Step 5: Solve for x
    x = 27,734,126,604.30/187,651.32
  6. Step 6: Final answer
    x = 147,796.06

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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.