Home / 126,287.11-174,276.58-68,926.96

Finding the Fourth Proportional to 126,287.11, 174,276.58 and 68,926.96

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Solution

The fourth proportional to 126,287.11, 174,276.58 and 68,926.96 is: 95,119.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,287.11 : 174,276.58 = 68,926.96 : x
  2. Step 2: Convert to fraction form
    126,287.11/174,276.58 = 68,926.96/x
  3. Step 3: Cross multiply
    126,287.11x = 174,276.58 × 68,926.96
  4. Step 4: Simplify right side
    126,287.11x = 12,012,354,858.60
  5. Step 5: Solve for x
    x = 12,012,354,858.60/126,287.11
  6. Step 6: Final answer
    x = 95,119.41

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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.