Home / 144,496.19-199,400.11-80,832.62

Finding the Fourth Proportional to 144,496.19, 199,400.11 and 80,832.62

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Solution

The fourth proportional to 144,496.19, 199,400.11 and 80,832.62 is: 111,546.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,496.19 : 199,400.11 = 80,832.62 : x
  2. Step 2: Convert to fraction form
    144,496.19/199,400.11 = 80,832.62/x
  3. Step 3: Cross multiply
    144,496.19x = 199,400.11 × 80,832.62
  4. Step 4: Simplify right side
    144,496.19x = 16,118,032,120.51
  5. Step 5: Solve for x
    x = 16,118,032,120.51/144,496.19
  6. Step 6: Final answer
    x = 111,546.42

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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.