Home / 126,107.48-174,035.94-69,518.60

Finding the Fourth Proportional to 126,107.48, 174,035.94 and 69,518.60

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Solution

The fourth proportional to 126,107.48, 174,035.94 and 69,518.60 is: 95,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,107.48 : 174,035.94 = 69,518.60 : x
  2. Step 2: Convert to fraction form
    126,107.48/174,035.94 = 69,518.60/x
  3. Step 3: Cross multiply
    126,107.48x = 174,035.94 × 69,518.60
  4. Step 4: Simplify right side
    126,107.48x = 12,098,734,898.48
  5. Step 5: Solve for x
    x = 12,098,734,898.48/126,107.48
  6. Step 6: Final answer
    x = 95,939.87

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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.