Home / 126,314.20-174,342.84-83,301.44

Finding the Fourth Proportional to 126,314.20, 174,342.84 and 83,301.44

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Solution

The fourth proportional to 126,314.20, 174,342.84 and 83,301.44 is: 114,975.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,314.20 : 174,342.84 = 83,301.44 : x
  2. Step 2: Convert to fraction form
    126,314.20/174,342.84 = 83,301.44/x
  3. Step 3: Cross multiply
    126,314.20x = 174,342.84 × 83,301.44
  4. Step 4: Simplify right side
    126,314.20x = 14,523,009,625.69
  5. Step 5: Solve for x
    x = 14,523,009,625.69/126,314.20
  6. Step 6: Final answer
    x = 114,975.27

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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.