Home / 187,943.21-259,373.44-103,060.27

Finding the Fourth Proportional to 187,943.21, 259,373.44 and 103,060.27

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Solution

The fourth proportional to 187,943.21, 259,373.44 and 103,060.27 is: 142,229.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,943.21 : 259,373.44 = 103,060.27 : x
  2. Step 2: Convert to fraction form
    187,943.21/259,373.44 = 103,060.27/x
  3. Step 3: Cross multiply
    187,943.21x = 259,373.44 × 103,060.27
  4. Step 4: Simplify right side
    187,943.21x = 26,731,096,757.23
  5. Step 5: Solve for x
    x = 26,731,096,757.23/187,943.21
  6. Step 6: Final answer
    x = 142,229.65

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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.