Home / 187,908.07-259,313.97-101,868.52

Finding the Fourth Proportional to 187,908.07, 259,313.97 and 101,868.52

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Solution

The fourth proportional to 187,908.07, 259,313.97 and 101,868.52 is: 140,579.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,908.07 : 259,313.97 = 101,868.52 : x
  2. Step 2: Convert to fraction form
    187,908.07/259,313.97 = 101,868.52/x
  3. Step 3: Cross multiply
    187,908.07x = 259,313.97 × 101,868.52
  4. Step 4: Simplify right side
    187,908.07x = 26,415,930,339.22
  5. Step 5: Solve for x
    x = 26,415,930,339.22/187,908.07
  6. Step 6: Final answer
    x = 140,579.01

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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.