Home / 144,370.26-199,237.14-80,708.04

Finding the Fourth Proportional to 144,370.26, 199,237.14 and 80,708.04

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Solution

The fourth proportional to 144,370.26, 199,237.14 and 80,708.04 is: 111,380.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,370.26 : 199,237.14 = 80,708.04 : x
  2. Step 2: Convert to fraction form
    144,370.26/199,237.14 = 80,708.04/x
  3. Step 3: Cross multiply
    144,370.26x = 199,237.14 × 80,708.04
  4. Step 4: Simplify right side
    144,370.26x = 16,080,039,064.61
  5. Step 5: Solve for x
    x = 16,080,039,064.61/144,370.26
  6. Step 6: Final answer
    x = 111,380.55

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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.