Home / 187,680.03-258,934.08-107,049.52

Finding the Fourth Proportional to 187,680.03, 258,934.08 and 107,049.52

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Solution

The fourth proportional to 187,680.03, 258,934.08 and 107,049.52 is: 147,691.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,680.03 : 258,934.08 = 107,049.52 : x
  2. Step 2: Convert to fraction form
    187,680.03/258,934.08 = 107,049.52/x
  3. Step 3: Cross multiply
    187,680.03x = 258,934.08 × 107,049.52
  4. Step 4: Simplify right side
    187,680.03x = 27,718,768,975.64
  5. Step 5: Solve for x
    x = 27,718,768,975.64/187,680.03
  6. Step 6: Final answer
    x = 147,691.63

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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.