Home / 187,669.37-258,984.43-101,628.39

Finding the Fourth Proportional to 187,669.37, 258,984.43 and 101,628.39

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Solution

The fourth proportional to 187,669.37, 258,984.43 and 101,628.39 is: 140,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,669.37 : 258,984.43 = 101,628.39 : x
  2. Step 2: Convert to fraction form
    187,669.37/258,984.43 = 101,628.39/x
  3. Step 3: Cross multiply
    187,669.37x = 258,984.43 × 101,628.39
  4. Step 4: Simplify right side
    187,669.37x = 26,320,170,655.97
  5. Step 5: Solve for x
    x = 26,320,170,655.97/187,669.37
  6. Step 6: Final answer
    x = 140,247.56

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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.