Home / 141,170.10-194,759.18-80,708.26

Finding the Fourth Proportional to 141,170.10, 194,759.18 and 80,708.26

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Solution

The fourth proportional to 141,170.10, 194,759.18 and 80,708.26 is: 111,345.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,170.10 : 194,759.18 = 80,708.26 : x
  2. Step 2: Convert to fraction form
    141,170.10/194,759.18 = 80,708.26/x
  3. Step 3: Cross multiply
    141,170.10x = 194,759.18 × 80,708.26
  4. Step 4: Simplify right side
    141,170.10x = 15,718,674,536.83
  5. Step 5: Solve for x
    x = 15,718,674,536.83/141,170.10
  6. Step 6: Final answer
    x = 111,345.64

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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.