Home / 144,993.30-200,085.53-80,465.36

Finding the Fourth Proportional to 144,993.30, 200,085.53 and 80,465.36

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Solution

The fourth proportional to 144,993.30, 200,085.53 and 80,465.36 is: 111,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,993.30 : 200,085.53 = 80,465.36 : x
  2. Step 2: Convert to fraction form
    144,993.30/200,085.53 = 80,465.36/x
  3. Step 3: Cross multiply
    144,993.30x = 200,085.53 × 80,465.36
  4. Step 4: Simplify right side
    144,993.30x = 16,099,954,202.24
  5. Step 5: Solve for x
    x = 16,099,954,202.24/144,993.30
  6. Step 6: Final answer
    x = 111,039.30

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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.