Home / 75,440.49-113,185.30-35,992.50

Finding the Fourth Proportional to 75,440.49, 113,185.30 and 35,992.50

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Solution

The fourth proportional to 75,440.49, 113,185.30 and 35,992.50 is: 54,000.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,440.49 : 113,185.30 = 35,992.50 : x
  2. Step 2: Convert to fraction form
    75,440.49/113,185.30 = 35,992.50/x
  3. Step 3: Cross multiply
    75,440.49x = 113,185.30 × 35,992.50
  4. Step 4: Simplify right side
    75,440.49x = 4,073,821,910.25
  5. Step 5: Solve for x
    x = 4,073,821,910.25/75,440.49
  6. Step 6: Final answer
    x = 54,000.47

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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.