Home / 187,713.92-259,063.80-107,153.57

Finding the Fourth Proportional to 187,713.92, 259,063.80 and 107,153.57

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Solution

The fourth proportional to 187,713.92, 259,063.80 and 107,153.57 is: 147,882.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,713.92 : 259,063.80 = 107,153.57 : x
  2. Step 2: Convert to fraction form
    187,713.92/259,063.80 = 107,153.57/x
  3. Step 3: Cross multiply
    187,713.92x = 259,063.80 × 107,153.57
  4. Step 4: Simplify right side
    187,713.92x = 27,759,609,732.45
  5. Step 5: Solve for x
    x = 27,759,609,732.45/187,713.92
  6. Step 6: Final answer
    x = 147,882.53

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1.5x scale

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.