Home / 175,583.49-263,297.48-126,128.13

Finding the Fourth Proportional to 175,583.49, 263,297.48 and 126,128.13

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Solution

The fourth proportional to 175,583.49, 263,297.48 and 126,128.13 is: 189,136.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,583.49 : 263,297.48 = 126,128.13 : x
  2. Step 2: Convert to fraction form
    175,583.49/263,297.48 = 126,128.13/x
  3. Step 3: Cross multiply
    175,583.49x = 263,297.48 × 126,128.13
  4. Step 4: Simplify right side
    175,583.49x = 33,209,218,155.47
  5. Step 5: Solve for x
    x = 33,209,218,155.47/175,583.49
  6. Step 6: Final answer
    x = 189,136.34

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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.