Home / 141,498.16-195,377.09-108,740.70

Finding the Fourth Proportional to 141,498.16, 195,377.09 and 108,740.70

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Solution

The fourth proportional to 141,498.16, 195,377.09 and 108,740.70 is: 150,146.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,498.16 : 195,377.09 = 108,740.70 : x
  2. Step 2: Convert to fraction form
    141,498.16/195,377.09 = 108,740.70/x
  3. Step 3: Cross multiply
    141,498.16x = 195,377.09 × 108,740.70
  4. Step 4: Simplify right side
    141,498.16x = 21,245,440,986.86
  5. Step 5: Solve for x
    x = 21,245,440,986.86/141,498.16
  6. Step 6: Final answer
    x = 150,146.41

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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.