Home / 126,107.37-174,019.45-70,924.96

Finding the Fourth Proportional to 126,107.37, 174,019.45 and 70,924.96

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Solution

The fourth proportional to 126,107.37, 174,019.45 and 70,924.96 is: 97,871.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,107.37 : 174,019.45 = 70,924.96 : x
  2. Step 2: Convert to fraction form
    126,107.37/174,019.45 = 70,924.96/x
  3. Step 3: Cross multiply
    126,107.37x = 174,019.45 × 70,924.96
  4. Step 4: Simplify right side
    126,107.37x = 12,342,321,791.30
  5. Step 5: Solve for x
    x = 12,342,321,791.30/126,107.37
  6. Step 6: Final answer
    x = 97,871.53

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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.