Home / 187,221.57-258,383.84-110,765.24

Finding the Fourth Proportional to 187,221.57, 258,383.84 and 110,765.24

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Solution

The fourth proportional to 187,221.57, 258,383.84 and 110,765.24 is: 152,866.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,221.57 : 258,383.84 = 110,765.24 : x
  2. Step 2: Convert to fraction form
    187,221.57/258,383.84 = 110,765.24/x
  3. Step 3: Cross multiply
    187,221.57x = 258,383.84 × 110,765.24
  4. Step 4: Simplify right side
    187,221.57x = 28,619,948,049.72
  5. Step 5: Solve for x
    x = 28,619,948,049.72/187,221.57
  6. Step 6: Final answer
    x = 152,866.72

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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.