Home / 187,675.72-258,992.63-101,635.38

Finding the Fourth Proportional to 187,675.72, 258,992.63 and 101,635.38

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Solution

The fourth proportional to 187,675.72, 258,992.63 and 101,635.38 is: 140,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,675.72 : 258,992.63 = 101,635.38 : x
  2. Step 2: Convert to fraction form
    187,675.72/258,992.63 = 101,635.38/x
  3. Step 3: Cross multiply
    187,675.72x = 258,992.63 × 101,635.38
  4. Step 4: Simplify right side
    187,675.72x = 26,322,814,367.25
  5. Step 5: Solve for x
    x = 26,322,814,367.25/187,675.72
  6. Step 6: Final answer
    x = 140,256.90

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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.