Home / 126,425.26-174,459.63-75,495.46

Finding the Fourth Proportional to 126,425.26, 174,459.63 and 75,495.46

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Solution

The fourth proportional to 126,425.26, 174,459.63 and 75,495.46 is: 104,179.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,425.26 : 174,459.63 = 75,495.46 : x
  2. Step 2: Convert to fraction form
    126,425.26/174,459.63 = 75,495.46/x
  3. Step 3: Cross multiply
    126,425.26x = 174,459.63 × 75,495.46
  4. Step 4: Simplify right side
    126,425.26x = 13,170,910,018.28
  5. Step 5: Solve for x
    x = 13,170,910,018.28/126,425.26
  6. Step 6: Final answer
    x = 104,179.42

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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.