Home / 144,144.44-198,928.18-80,482.24

Finding the Fourth Proportional to 144,144.44, 198,928.18 and 80,482.24

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Solution

The fourth proportional to 144,144.44, 198,928.18 and 80,482.24 is: 111,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,144.44 : 198,928.18 = 80,482.24 : x
  2. Step 2: Convert to fraction form
    144,144.44/198,928.18 = 80,482.24/x
  3. Step 3: Cross multiply
    144,144.44x = 198,928.18 × 80,482.24
  4. Step 4: Simplify right side
    144,144.44x = 16,010,185,525.52
  5. Step 5: Solve for x
    x = 16,010,185,525.52/144,144.44
  6. Step 6: Final answer
    x = 111,070.43

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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.