Home / 126,733.24-174,879.90-75,735.82

Finding the Fourth Proportional to 126,733.24, 174,879.90 and 75,735.82

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Solution

The fourth proportional to 126,733.24, 174,879.90 and 75,735.82 is: 104,508.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,733.24 : 174,879.90 = 75,735.82 : x
  2. Step 2: Convert to fraction form
    126,733.24/174,879.90 = 75,735.82/x
  3. Step 3: Cross multiply
    126,733.24x = 174,879.90 × 75,735.82
  4. Step 4: Simplify right side
    126,733.24x = 13,244,672,628.02
  5. Step 5: Solve for x
    x = 13,244,672,628.02/126,733.24
  6. Step 6: Final answer
    x = 104,508.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.