Home / 196,976.61-295,612.74-140,043.33

Finding the Fourth Proportional to 196,976.61, 295,612.74 and 140,043.33

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Solution

The fourth proportional to 196,976.61, 295,612.74 and 140,043.33 is: 210,170.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,976.61 : 295,612.74 = 140,043.33 : x
  2. Step 2: Convert to fraction form
    196,976.61/295,612.74 = 140,043.33/x
  3. Step 3: Cross multiply
    196,976.61x = 295,612.74 × 140,043.33
  4. Step 4: Simplify right side
    196,976.61x = 41,398,592,500.02
  5. Step 5: Solve for x
    x = 41,398,592,500.02/196,976.61
  6. Step 6: Final answer
    x = 210,170.09

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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.