Home / 126,311.41-174,309.38-69,722.38

Finding the Fourth Proportional to 126,311.41, 174,309.38 and 69,722.38

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Solution

The fourth proportional to 126,311.41, 174,309.38 and 69,722.38 is: 96,216.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,311.41 : 174,309.38 = 69,722.38 : x
  2. Step 2: Convert to fraction form
    126,311.41/174,309.38 = 69,722.38/x
  3. Step 3: Cross multiply
    126,311.41x = 174,309.38 × 69,722.38
  4. Step 4: Simplify right side
    126,311.41x = 12,153,263,958.38
  5. Step 5: Solve for x
    x = 12,153,263,958.38/126,311.41
  6. Step 6: Final answer
    x = 96,216.68

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1.5x scale

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.