Home / 180,400.44-249,022.38-161,504.76

Finding the Fourth Proportional to 180,400.44, 249,022.38 and 161,504.76

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Solution

The fourth proportional to 180,400.44, 249,022.38 and 161,504.76 is: 222,939.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,400.44 : 249,022.38 = 161,504.76 : x
  2. Step 2: Convert to fraction form
    180,400.44/249,022.38 = 161,504.76/x
  3. Step 3: Cross multiply
    180,400.44x = 249,022.38 × 161,504.76
  4. Step 4: Simplify right side
    180,400.44x = 40,218,299,716.53
  5. Step 5: Solve for x
    x = 40,218,299,716.53/180,400.44
  6. Step 6: Final answer
    x = 222,939.03

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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.