Home / 187,176.82-280,896.45-108,182.38

Finding the Fourth Proportional to 187,176.82, 280,896.45 and 108,182.38

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Solution

The fourth proportional to 187,176.82, 280,896.45 and 108,182.38 is: 162,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,176.82 : 280,896.45 = 108,182.38 : x
  2. Step 2: Convert to fraction form
    187,176.82/280,896.45 = 108,182.38/x
  3. Step 3: Cross multiply
    187,176.82x = 280,896.45 × 108,182.38
  4. Step 4: Simplify right side
    187,176.82x = 30,388,046,494.55
  5. Step 5: Solve for x
    x = 30,388,046,494.55/187,176.82
  6. Step 6: Final answer
    x = 162,349.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.