Home / 76,634.56-114,910.80-33,901.12

Finding the Fourth Proportional to 76,634.56, 114,910.80 and 33,901.12

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Solution

The fourth proportional to 76,634.56, 114,910.80 and 33,901.12 is: 50,833.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,634.56 : 114,910.80 = 33,901.12 : x
  2. Step 2: Convert to fraction form
    76,634.56/114,910.80 = 33,901.12/x
  3. Step 3: Cross multiply
    76,634.56x = 114,910.80 × 33,901.12
  4. Step 4: Simplify right side
    76,634.56x = 3,895,604,820.10
  5. Step 5: Solve for x
    x = 3,895,604,820.10/76,634.56
  6. Step 6: Final answer
    x = 50,833.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.