Home / 175,584.24-263,298.60-126,128.88

Finding the Fourth Proportional to 175,584.24, 263,298.60 and 126,128.88

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Solution

The fourth proportional to 175,584.24, 263,298.60 and 126,128.88 is: 189,137.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,584.24 : 263,298.60 = 126,128.88 : x
  2. Step 2: Convert to fraction form
    175,584.24/263,298.60 = 126,128.88/x
  3. Step 3: Cross multiply
    175,584.24x = 263,298.60 × 126,128.88
  4. Step 4: Simplify right side
    175,584.24x = 33,209,557,523.57
  5. Step 5: Solve for x
    x = 33,209,557,523.57/175,584.24
  6. Step 6: Final answer
    x = 189,137.46

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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.