Home / 180,976.92-249,754.82-109,343.09

Finding the Fourth Proportional to 180,976.92, 249,754.82 and 109,343.09

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Solution

The fourth proportional to 180,976.92, 249,754.82 and 109,343.09 is: 150,897.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,976.92 : 249,754.82 = 109,343.09 : x
  2. Step 2: Convert to fraction form
    180,976.92/249,754.82 = 109,343.09/x
  3. Step 3: Cross multiply
    180,976.92x = 249,754.82 × 109,343.09
  4. Step 4: Simplify right side
    180,976.92x = 27,308,961,965.70
  5. Step 5: Solve for x
    x = 27,308,961,965.70/180,976.92
  6. Step 6: Final answer
    x = 150,897.48

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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.