Home / 187,697.73-259,022.85-102,814.77

Finding the Fourth Proportional to 187,697.73, 259,022.85 and 102,814.77

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Solution

The fourth proportional to 187,697.73, 259,022.85 and 102,814.77 is: 141,884.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,697.73 : 259,022.85 = 102,814.77 : x
  2. Step 2: Convert to fraction form
    187,697.73/259,022.85 = 102,814.77/x
  3. Step 3: Cross multiply
    187,697.73x = 259,022.85 × 102,814.77
  4. Step 4: Simplify right side
    187,697.73x = 26,631,374,747.49
  5. Step 5: Solve for x
    x = 26,631,374,747.49/187,697.73
  6. Step 6: Final answer
    x = 141,884.37

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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.