Home / 175,519.20-263,365.20-133,384.80

Finding the Fourth Proportional to 175,519.20, 263,365.20 and 133,384.80

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Solution

The fourth proportional to 175,519.20, 263,365.20 and 133,384.80 is: 200,142.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,519.20 : 263,365.20 = 133,384.80 : x
  2. Step 2: Convert to fraction form
    175,519.20/263,365.20 = 133,384.80/x
  3. Step 3: Cross multiply
    175,519.20x = 263,365.20 × 133,384.80
  4. Step 4: Simplify right side
    175,519.20x = 35,128,914,528.96
  5. Step 5: Solve for x
    x = 35,128,914,528.96/175,519.20
  6. Step 6: Final answer
    x = 200,142.86

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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.