Home / 140,186.79-210,064.82-95,149.58

Finding the Fourth Proportional to 140,186.79, 210,064.82 and 95,149.58

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Solution

The fourth proportional to 140,186.79, 210,064.82 and 95,149.58 is: 142,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,186.79 : 210,064.82 = 95,149.58 : x
  2. Step 2: Convert to fraction form
    140,186.79/210,064.82 = 95,149.58/x
  3. Step 3: Cross multiply
    140,186.79x = 210,064.82 × 95,149.58
  4. Step 4: Simplify right side
    140,186.79x = 19,987,577,869.70
  5. Step 5: Solve for x
    x = 19,987,577,869.70/140,186.79
  6. Step 6: Final answer
    x = 142,578.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.