Home / 144,759.83-199,763.74-80,226.32

Finding the Fourth Proportional to 144,759.83, 199,763.74 and 80,226.32

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Solution

The fourth proportional to 144,759.83, 199,763.74 and 80,226.32 is: 110,709.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,759.83 : 199,763.74 = 80,226.32 : x
  2. Step 2: Convert to fraction form
    144,759.83/199,763.74 = 80,226.32/x
  3. Step 3: Cross multiply
    144,759.83x = 199,763.74 × 80,226.32
  4. Step 4: Simplify right side
    144,759.83x = 16,026,310,028.48
  5. Step 5: Solve for x
    x = 16,026,310,028.48/144,759.83
  6. Step 6: Final answer
    x = 110,709.65

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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.