Home / 144,620.46-199,574.28-80,958.24

Finding the Fourth Proportional to 144,620.46, 199,574.28 and 80,958.24

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Solution

The fourth proportional to 144,620.46, 199,574.28 and 80,958.24 is: 111,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,620.46 : 199,574.28 = 80,958.24 : x
  2. Step 2: Convert to fraction form
    144,620.46/199,574.28 = 80,958.24/x
  3. Step 3: Cross multiply
    144,620.46x = 199,574.28 × 80,958.24
  4. Step 4: Simplify right side
    144,620.46x = 16,157,182,458.07
  5. Step 5: Solve for x
    x = 16,157,182,458.07/144,620.46
  6. Step 6: Final answer
    x = 111,721.28

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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.