Home / 187,714.85-259,052.94-102,831.89

Finding the Fourth Proportional to 187,714.85, 259,052.94 and 102,831.89

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Solution

The fourth proportional to 187,714.85, 259,052.94 and 102,831.89 is: 141,911.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,714.85 : 259,052.94 = 102,831.89 : x
  2. Step 2: Convert to fraction form
    187,714.85/259,052.94 = 102,831.89/x
  3. Step 3: Cross multiply
    187,714.85x = 259,052.94 × 102,831.89
  4. Step 4: Simplify right side
    187,714.85x = 26,638,902,134.99
  5. Step 5: Solve for x
    x = 26,638,902,134.99/187,714.85
  6. Step 6: Final answer
    x = 141,911.54

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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.