Home / 175,518.20-263,363.70-133,383.80

Finding the Fourth Proportional to 175,518.20, 263,363.70 and 133,383.80

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Solution

The fourth proportional to 175,518.20, 263,363.70 and 133,383.80 is: 200,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,518.20 : 263,363.70 = 133,383.80 : x
  2. Step 2: Convert to fraction form
    175,518.20/263,363.70 = 133,383.80/x
  3. Step 3: Cross multiply
    175,518.20x = 263,363.70 × 133,383.80
  4. Step 4: Simplify right side
    175,518.20x = 35,128,451,088.06
  5. Step 5: Solve for x
    x = 35,128,451,088.06/175,518.20
  6. Step 6: Final answer
    x = 200,141.36

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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.