Home / 187,739.01-259,086.06-102,861.54

Finding the Fourth Proportional to 187,739.01, 259,086.06 and 102,861.54

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Solution

The fourth proportional to 187,739.01, 259,086.06 and 102,861.54 is: 141,952.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,739.01 : 259,086.06 = 102,861.54 : x
  2. Step 2: Convert to fraction form
    187,739.01/259,086.06 = 102,861.54/x
  3. Step 3: Cross multiply
    187,739.01x = 259,086.06 × 102,861.54
  4. Step 4: Simplify right side
    187,739.01x = 26,649,991,124.13
  5. Step 5: Solve for x
    x = 26,649,991,124.13/187,739.01
  6. Step 6: Final answer
    x = 141,952.34

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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.